{"title":"Margay Ignite Chassis Axles","description":"\u003cp\u003eThese parts are 40 mm rear axles and related hardware for the Margay Ignite chassis, including stiffness options (soft and medium), lock collars, free-spin axle bearings, and metric axle cassettes. Axle stiffness changes how much the chassis can twist under load, which affects rear tire contact and grip; 40 mm is a common kart rear-axle diameter for this class of chassis.\u003c\/p\u003e","products":[{"product_id":"40mm-free-spin-axle-bearing-fsb40","title":"High-Performance 40mm Free Spin Axle Bearing for Margay Ignite K3","description":"\u003cstrong\u003eUnlock smoother, faster rotations\u003c\/strong\u003e on your kart with the 40mm Free Spin Axle Bearing, a precision component designed to minimize resistance in high-speed applications. As the original equipment manufacturer choice for the Margay Ignite K3 chassis, this bearing excels in demanding race environments where every ounce of efficiency counts.\u003cp\u003eKey dimensions include a race outer diameter of 80mm, ensuring a perfect match for standard axle housings, while the 21mm race width and 50mm overall width provide balanced support without compromising agility. Marked \u003ci\u003eUC208KZZ\u003c\/i\u003e, it features advanced shielding to keep contaminants out, preserving low-friction performance lap after lap.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFree-spin technology allows the bearing to rotate with minimal torque loss, directly improving acceleration and top-end speed on straightaways.\u003c\/li\u003e\n\u003cli\u003eBuilt to handle the vibrations and loads of kart racing, it reduces wear on connected driveline parts like axles and hubs.\u003c\/li\u003e\n\u003cli\u003eOEM compatibility means hassle-free integration into Margay setups, but its versatility suits other metric axle systems too.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eImagine pushing harder into turns without the drag of inferior bearings— this upgrade helps by maintaining axle alignment and heat dissipation, leading to more consistent race times and fewer pit stops. For teams focused on driveline optimization, it's an essential piece that enhances overall vehicle responsiveness. SKU: \u003cstrong\u003eFSB40\u003c\/strong\u003e. Regular inspection and this bearing's robust build ensure longevity, making it a smart investment for serious competitors.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this bearing compatible with karts other than the Margay Ignite K3?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, while it is the OEM choice for the Margay Ignite K3, this 40mm bearing is designed to fit standard metric axle housings, making it a versatile upgrade for many other karting chassis using a 40mm axle system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What does the \"Free Spin\" technology actually do for my lap times?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Free-spin technology reduces internal rotational resistance. By minimizing torque loss, your engine doesn't have to work as hard to turn the axle, which can lead to improved acceleration out of corners and higher top-end speeds on straightaways.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How often should I inspect or replace my axle bearings?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e You should inspect your bearings before every race weekend. Check for any \"grittiness\" or play when rotating the axle by hand. If you notice increased drag, vibration, or if the bearing feels loose in the housing, it is time to replace it to prevent driveline damage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this bearing in wet or dusty track conditions?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the UC208KZZ features advanced shielding specifically designed to keep dirt, dust, and moisture out of the internal races, helping to maintain low-friction performance even in demanding track environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the critical dimensions I should verify before installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Ensure your axle housing accepts an 80mm outer diameter bearing. This unit has a 21mm race width and a 50mm overall width, which provides a stable, balanced fit for standard 40mm kart axles.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cp\u003eNone of the provided candidate products are directly related to axle or drivetrain components, as they are limited to bumper mounting, steering geometry, and throttle linkage. Therefore, no related products are listed.\u003c\/p\u003e","brand":"Margay Racing","offers":[{"title":"Default Title","offer_id":52562263114046,"sku":"FSB40","price":12.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/metricaxlebearings-40mm-free-spin-axle-bearing-fsb40_b9f6c613-2e0c-45d5-90f0-e81731859689.jpg?v=1763117128"},{"product_id":"40mm-sprocket-hub-black-pm-15-40","title":"USA-Made Black 40mm Sprocket Hub with Threaded Holes and Hardware","description":"\u003cp\u003eUnlock American craftsmanship in your kart's rear end with the Performance Manufacturing 40mm black sprocket hub. This USA-built component redefines reliability, complete with all necessary hardware for immediate deployment.\u003c\/p\u003e\u003cp\u003eStandout specifications include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSix precision 1\/4-28 threaded holes: Ensure rock-solid sprocket and guard attachment, eliminating worries during high-speed runs.\u003c\/li\u003e\n\u003cli\u003eHardware kit included: Bolts and fasteners ready to go, saving you sourcing time and getting you back on track faster.\u003c\/li\u003e\n\u003cli\u003eBackside register design: Perfectly accepts USA-style guides and guards, streamlining your setup for cleaner, more efficient power paths.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIn the heat of competition, this hub's secure hold prevents chain whip and misalignment, directly feeding more power to the wheels for quicker acceleration. It's especially valuable for teams managing multiple karts, as the included parts keep everything standardized and organized in your trailer.\u003c\/p\u003e\u003cp\u003eThe black anodized finish not only looks professional but also combats rust from wet tracks or storage, extending service life. Racers note improved handling from reduced rear-end slop, allowing confident pushes into apexes. For Margay Ignite chassis owners, it pairs seamlessly with axles, enhancing overall chassis dynamics.\u003c\/p\u003e\u003cp\u003eInvest in this hub to transform chaotic pit routines into efficient workflows, focusing energy on driving rather than fixes. SKU: PM-15-40 – where quality meets the checkered flag.\u003c\/p\u003e\u003cp\u003eExperience the difference of domestic engineering tuned for karting excellence, lap after lap.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this hub compatible with all 40mm kart axles?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this hub is precision-engineered to fit standard 40mm kart axles. It is a popular choice for Margay Ignite chassis owners and other karts utilizing a 40mm rear axle setup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the hub come with the necessary hardware for installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Absolutely. We include a complete hardware kit with the hub, so you have the bolts and fasteners required for immediate installation, saving you a trip to the hardware store.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the benefit of the backside register design?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The backside register is designed to perfectly accept USA-style sprocket guides and guards. This ensures your sprocket and guard are perfectly centered, which helps maintain a clean power path and prevents chain misalignment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I maintain the black anodized finish?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The black anodized finish is highly durable and resistant to rust. Simply wipe it down with a clean cloth after wet track sessions or before storing your kart to keep it looking professional and performing at its best.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this hub help with chain whip?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. By providing a secure, rigid hold on the sprocket, this hub minimizes movement and slop in the rear end. This stability reduces chain whip and ensures more efficient power transfer to the wheels during acceleration.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pm-35-40l10m-adjustable-axle-cassette-for-40mm-pm-35-40l10m\"\u003eAdjustable Metric Axle Cassette for 40mm Axles and 80mm Bearings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pm-77a-light-weight-8-5-sprocket-guard-set-pm-77a\"\u003ePM-77A Lightweight 8.5 Inch Sprocket Guard Set for Kart Efficiency\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pm-12-40-10-metric-axle-cassette-pm-12-40-10\"\u003eBlack Anodized Metric Axle Cassette for 80mm OD Bearings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/acgs-aluminum-chain-guard-w-heat-shield-black-acgs\"\u003eACGS Aluminum Chain Guard \u0026amp; Heat Shield – Fits LO206 \u0026amp; Animal\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/carbon-fiber-spacer-kit-cfsk\"\u003eVersatile Carbon Fiber Spacer Kit for 1.25\" Kart Axles\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Performance Manufacturing","offers":[{"title":"Default Title","offer_id":52562617336126,"sku":"PM-15-40","price":54.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/metricsprockethubs-40mm-sprocket-hub-black-pm-15-40.jpg?v=1763112915"},{"product_id":"pktak6-axle-key-for-30mm-axles-sold-each-pktak6","title":"PKT 30mm Axle Key - 6x60mm Dual 6mm Peg - Sprint\/Endurance Racing","description":"\u003cp\u003eEliminating driveline slop is the first step to maximizing torque transfer, and sourcing the right racing parts from a trusted kart store ensures your power gets to the pavement. The K2 Pegged Axle Key for 30mm PKT axles (6mm wide x 60mm long x .130\" tall, dual pegs) is engineered to lock your hubs and carriers to the OEM K2 axle manufactured by PKT. That stops the micro-rotations that shear a standard key and sap acceleration out of tight hairpins. Use this key only where the hub has a 6mm keyslot.\u003c\/p\u003e\n\u003ch2\u003eIntegrating with Your Go Kart Chassis and Driveline\u003c\/h2\u003e\n\u003cp\u003eWhen tuning your go kart chassis for flex and grip, the last thing you want is a sloppy driveline. This precision-machined K2 key uses two pegs that locate in the axle shaft. Whether you are dialing in go kart clutch engagement or swapping an accessory wheel hub, it removes rotational play so engine torque hits the wheels. Immediate throttle response is what you need in sprint racing. Some later-model K2 chassis use hubs that take an 8mm-wide PKT key. Do not run this 6mm key in those hubs.\u003c\/p\u003e\n\u003ch2\u003eBuilt for High-Stress Racing Environments\u003c\/h2\u003e\n\u003cp\u003eStandard keys deform under 2-cycle and 4-cycle load. Hardened construction holds up to vibration and shear in high-speed cornering and hard braking. If you have been searching for go karts for sale near me just to find an edge, start with the driveline you already have. A solid axle connection keeps the kart balanced, cuts chewed keyways, and keeps lap times consistent. Confirm the hub slot is 6mm before you install it.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExact Fitment:\u003c\/strong\u003e Fits the OEM K2 axle manufactured by PKT. 30mm axle. Hub must have a 6mm keyslot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Peg Design:\u003c\/strong\u003e Two pegs lock into the axle and stop the key from walking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Dimensions:\u003c\/strong\u003e 6mm wide, 60mm long, .130\" tall for full contact in a 6mm slot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6mm Hubs Only:\u003c\/strong\u003e Later-model K2 hubs that take the 8mm PKT key need that key, not this one.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Torque Transfer:\u003c\/strong\u003e Prevents hub slip on the axle so power goes to the track, not the keyway.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardened Construction:\u003c\/strong\u003e Built for the shear load of sprint and endurance kart racing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration Resistance:\u003c\/strong\u003e Stays indexed under high-RPM engine harmonics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Maintenance:\u003c\/strong\u003e Slides the keyway for a fast gear or hub change in the pit lane.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PKT","offers":[{"title":"Default Title","offer_id":52562657214782,"sku":"PKTAK6","price":10.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/axlekeys-pktak6-axle-key-for-30mm-axles-sold-each-pktak6.jpg?v=1763113786"},{"product_id":"pm-12-40-10-metric-axle-cassette-pm-12-40-10","title":"Black Anodized Metric Axle Cassette for 80mm OD Bearings","description":"Metric precision shines in this PM-12-40-10 axle cassette, black anodized for a sleek, corrosion-resistant finish that handles track abuse effortlessly. Designed for 80mm OD bearings, it requires 10mm hardware (sold separately) to lock in your axle setup securely.\u003cp\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBlack anodizing for durability and easy maintenance\u003c\/li\u003e\n\u003cli\u003eFits 80mm bearings ideal for 40mm or 50mm axles\u003c\/li\u003e\n\u003cli\u003eStreamlines metric chassis like Margay Ignite\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHardware not included\u003c\/b\u003e—pair with 10mm bolts for installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis cassette reduces binding points, allowing freer axle spin that translates to less energy loss and more speed through the gears. For international kart formats, it organizes components neatly, facilitating quick swaps between sessions. SKU: PM-12-40-10.\u003c\/p\u003e\u003cp\u003eExperience the difference in how your kart corners—tighter, more predictable response thanks to stable bearing housing. It's a go-to for racers optimizing for endurance, where every gram of efficiency counts toward faster, more organized race days.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What size bearings does this axle cassette accommodate?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This cassette is precision-engineered to fit 80mm outer diameter (OD) bearings, making it a versatile choice for various karting setups.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the mounting hardware included with the cassette?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, the hardware is sold separately. You will need to provide 10mm bolts to securely install the cassette to your chassis.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why should I choose a black anodized finish for my axle cassette?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The black anodized finish provides a sleek look while offering superior corrosion resistance, ensuring the part stands up to the harsh conditions of the track and requires less maintenance over time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Will this cassette fit my Margay Ignite kart?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this unit is designed to streamline metric chassis setups, including the Margay Ignite, helping to reduce binding points for freer axle rotation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does this cassette improve my kart's handling?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e By providing a more stable bearing housing, this cassette reduces binding and energy loss. This results in a tighter, more predictable cornering response and improved efficiency through the gears.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pm-35-40l10m-adjustable-axle-cassette-for-40mm-pm-35-40l10m\"\u003eAdjustable Metric Axle Cassette for 40mm Axles and 80mm Bearings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pm-12sl10-pmi-axiom-cassette-pm-12sl10\"\u003ePMI Axiom Axle Cassette - Versatile Left and Right Fit with Bearing Ring\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pm-012300r-axle-cassette-2025-style-pm-012300r\"\u003e2025-Style Clamshell Axle Cassette for Smooth Kart Drive-Line Performance\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/kmac-1-1-4-cnc-axle-cassettes-each-bearings-sold-separately-kmac\"\u003ePerformance Manufacturing PM-12-3\/8 CNC Axle Cassette - 1 1\/4-Inch - American Karts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pm-12sl10pc-performance-pill-cover-pm-12sl10pc\"\u003eProtective Performance Pill Cover for Axiom and Xpect Cassettes\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Performance Manufacturing","offers":[{"title":"Default Title","offer_id":52562659279166,"sku":"PM-12-40-10","price":42.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/axlecassettes-pm-12-40-10-metric-axle-cassette-pm-12-40-10.jpg?v=1763113843"},{"product_id":"40mm-pegged-axle-key-three-pegs-rrpak","title":"OEM 40mm Three-Peg Axle Key for Ridolfi Righetti Axles","description":"\u003cp\u003eSecure connections start here: The 40mm Pegged Axle Key with three pegs from Ridolfi Righetti is an OEM essential for locking in your axle performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirectly matches the 40mm Ignite axles in our inventory, eliminating compatibility guesswork.\u003c\/li\u003e\n\u003cli\u003eMargay OEM part #093588 guarantees authenticity and precision fit for hassle-free installs.\u003c\/li\u003e\n\u003cli\u003eThree-peg design grips firmly, transferring power without the slip that slows you down.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIn the heat of a race, a loose key can mean lost positions—this one prevents that by embedding securely into hub slots, maintaining alignment under torque. It's a small part with big impact, helping your kart stay organized and race-ready.\u003c\/p\u003e\u003cp\u003eFor axle keys category, the SKU RRPAK is indispensable for quick replacements, keeping your pit area efficient. Whether tuning for soft or hard tracks, it supports consistent handling that lets you focus on driving fast.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this axle key compatible with all 40mm kart axles?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This OEM part is specifically designed for Ridolfi Righetti 40mm axles and matches the Margay Ignite axle specifications. While it fits standard 40mm dimensions, it is optimized for hubs requiring a three-peg configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why should I use a three-peg axle key instead of a standard flat key?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The three-peg design provides superior surface area contact within the hub slots. This prevents the key from shifting or \"walking\" under high torque, ensuring consistent power transfer and preventing hub slippage during aggressive cornering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I know if my axle key needs to be replaced?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e You should inspect your axle key whenever you remove your rear hubs. If you notice rounded edges, deformation, or if the key feels loose within the hub slot, it should be replaced immediately to prevent damage to your axle or hub keyways.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Do I need any special tools to install this?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No special tools are required. Ensure your axle and hub keyways are clean and free of debris. The key should slide into the slot with a snug fit; if it is tight, a light tap with a rubber mallet is usually sufficient to seat it properly.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/40mm-medium-axle-40mmaxm\"\u003eRidolfi Righetti 40mm Medium Axle M2 for Balanced Kart Dynamics\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/40mm-hard-axle-40mmaxh\"\u003eRidolfi Righetti 40mm Hard Axle H2 for Rigid Track Dominance\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/k707n-ridolfi-righetti-40mm-rear-hub-95mm-length-black-k707n\"\u003eRidolfi Righetti Black 40mm Rear Hub 95mm Length for Elite Metric Karts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ridolfi Righetti","offers":[{"title":"Default Title","offer_id":52565321023806,"sku":"RRPAK","price":14.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/40mmaxles-40mm-pegged-axle-key-three-pegs-rrpak.jpg?v=1763116206"},{"product_id":"40mm-hard-axle-40mmaxh","title":"Ridolfi Righetti 40mm Hard Axle H2 for Rigid Track Dominance","description":"Question: Ready to stiffen your kart's response for unyielding track performance? The Ridolfi Righetti 40mm Hard Axle, boldly marked H2, is your answer, providing the rigidity needed to conquer aggressive driving lines.\u003cp\u003eEvery key position accepts the standard OEM three-peg axle key, locking components in place for zero-tolerance power transfer. This means more of your engine's grunt hits the pavement, propelling you ahead in sprints.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOptimized for Margay Ignite frames, where hardness translates to pinpoint control on smooth, high-speed ovals.\u003c\/li\u003e\n\u003cli\u003eResists flex under load, maintaining geometry for consistent braking and acceleration zones.\u003c\/li\u003e\n\u003cli\u003eElevates drive-line integrity, reducing the chaos of loose setups during heated battles.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eEnvision blasting through a straightaway—while softer axles might wander, this hard variant keeps your rear end planted, maximizing exit speeds from turns. It's particularly potent on grippy tarmac, where every bit of stiffness counts toward shaving milliseconds.\u003c\/p\u003e\u003cp\u003eOrganizationally, its robust nature means fewer replacements, streamlining your inventory and focus on race prep. As a cornerstone in 40mm axles, the SKU 40MMAXH fits teams seeking durability alongside speed, compatible with a host of wheel configurations.\u003c\/p\u003e\u003cp\u003eThe real win? Enhanced driver feedback—feel the track through your chassis, making micro-adjustments that pros rely on. Integrate it, and your kart evolves into a precision tool, organized for repeatability across sessions.\u003c\/p\u003e\u003cp\u003eBeyond basics, it supports advanced tuning like camber tweaks, amplifying its role in competitive edges. For hard-charging styles, this axle is indispensable, turning potential into podiums with rigid reliability.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: When should I choose a Hard (H2) axle over a Medium (M2) axle?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e You should choose the H2 Hard axle when racing on high-grip tracks or smooth, high-speed ovals. The increased stiffness helps prevent the rear end from \"binding\" or flexing excessively, which keeps the kart planted and improves exit speed in high-traction conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this axle compatible with my current wheel hubs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This is a standard 40mm axle designed for compatibility with most 40mm wheel hubs. Ensure your hubs are rated for 40mm shafts to ensure a secure fit and proper power transfer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this axle require special keys for installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this axle is designed to accept the standard OEM three-peg axle key. Using the correct key is essential for maintaining zero-tolerance power transfer and preventing the hubs from slipping under load.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does a stiffer axle affect my kart's handling?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e A stiffer axle provides more direct feedback from the track to the driver. It reduces chassis flex, which allows for more precise steering inputs and consistent handling through braking and acceleration zones, especially when pushing the kart to its limits.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/40mm-medium-axle-40mmaxm\"\u003eRidolfi Righetti 40mm Medium Axle M2 for Balanced Kart Dynamics\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/k707n-ridolfi-righetti-40mm-rear-hub-95mm-length-black-k707n\"\u003eRidolfi Righetti Black 40mm Rear Hub 95mm Length for Elite Metric Karts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/40mm-pegged-axle-key-three-pegs-rrpak\"\u003eOEM 40mm Three-Peg Axle Key for Ridolfi Righetti Axles\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ridolfi Righetti","offers":[{"title":"Default Title","offer_id":52566395027774,"sku":"40MMAXH","price":172.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/40mmaxles-40mm-hard-axle-40mmaxh.jpg?v=1763116541"},{"product_id":"40mm-medium-axle-40mmaxm","title":"Ridolfi Righetti 40mm Medium Axle M2 for Balanced Kart Dynamics","description":"\u003cp\u003eBalance is everything in kart racing, and the Ridolfi Righetti 40mm Medium Axle delivers it flawlessly with its M2 designation. This component strikes the perfect middle ground between flex and rigidity, adapting to your driving style while maintaining control.\u003c\/p\u003e\u003cp\u003eUtilizing OEM three-peg axle keys across all locations, it ensures a tight, reliable bond that channels engine torque directly to the wheels. No more worrying about slippage during those critical overtakes—power stays where it belongs.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTailored for Margay Ignite chassis, enhancing the frame's inherent agility for sharper turns and straighter lines.\u003c\/li\u003e\n\u003cli\u003eMedium stiffness absorbs moderate track irregularities without compromising straight-line speed, ideal for mixed circuits.\u003c\/li\u003e\n\u003cli\u003eSimple integration into your axles and accessories setup, promoting efficient pit organization and quick changes.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eConsider a typical race day: Variable weather means shifting grip levels, but this axle's medium profile keeps your kart predictable, allowing aggressive lines without fear of snap oversteer. It's like having a co-pilot that anticipates track changes, helping you maintain momentum where others falter.\u003c\/p\u003e\u003cp\u003eFor teams, the benefits extend to maintenance—its durable build means longer intervals between inspections, freeing up time for strategy sessions. In the competitive 40mm axles arena, the SKU 40MMAXM represents value through performance, supporting everything from club races to championships.\u003c\/p\u003e\u003cp\u003eDrivers rave about the confidence it instills, especially in mid-corner adjustments. Pair it with tuned suspension, and you'll unlock potentials in handling that directly translate to faster sector times. This isn't merely hardware; it's a pathway to refined racing technique.\u003c\/p\u003e\u003cp\u003eEmphasizing compatibility, it works seamlessly with standard hubs, ensuring your investment aligns with broader ecosystem. Whether upgrading from soft or hard variants, the transition smooths your path to peak performance, organized and ready for any challenge.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the Ridolfi Righetti 40mm Medium Axle compatible with my Margay Ignite chassis?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this axle is specifically tailored for the Margay Ignite chassis, ensuring the correct fitment and enhancing the frame's inherent agility for sharper cornering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: When should I choose a medium axle over a hard or soft variant?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The medium axle is the ideal \"all-rounder.\" Choose it for mixed circuits or when track grip levels are variable. It provides a balance of flex and rigidity, helping to prevent snap oversteer while maintaining straight-line speed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this axle require special hardware for installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This axle utilizes standard OEM three-peg axle keys. It is designed for simple integration into your existing setup and works seamlessly with standard 40mm hubs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the M2 medium stiffness affect my kart's handling?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The medium stiffness is designed to absorb moderate track irregularities. This helps the kart remain predictable during mid-corner adjustments, allowing you to drive more aggressive lines without losing momentum.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What maintenance is required for this axle?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Thanks to its durable construction, this axle requires less frequent inspection than softer variants. We recommend checking for any signs of bending or keyway wear during your standard race-day prep to ensure peak performance.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/40mm-hard-axle-40mmaxh\"\u003eRidolfi Righetti 40mm Hard Axle H2 for Rigid Track Dominance\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/k707n-ridolfi-righetti-40mm-rear-hub-95mm-length-black-k707n\"\u003eRidolfi Righetti Black 40mm Rear Hub 95mm Length for Elite Metric Karts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/40mm-pegged-axle-key-three-pegs-rrpak\"\u003eOEM 40mm Three-Peg Axle Key for Ridolfi Righetti Axles\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ridolfi Righetti","offers":[{"title":"Default Title","offer_id":52566396141886,"sku":"40MMAXM","price":172.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/40mmaxles-40mm-medium-axle-40mmaxm.jpg?v=1763116543"},{"product_id":"40mm-soft-axle-40mmaxs","title":"Righetti Ridolfi KD120-S6 40mm Soft Rear Axle - 3mm Wall - Margay Ignite","description":"\u003ch2\u003eMaster Your Setup with Premium Racing Go Kart Parts\u003c\/h2\u003e\u003cp\u003eDialing in your chassis with premium \u003cstrong\u003eracing go kart parts\u003c\/strong\u003e is the fastest way to find grip when track conditions deteriorate. The Righetti Ridolfi 40mm Soft Axle (S6) is engineered specifically to bring crucial flexibility to your kart's rear end. When you are battling on rough dirt or low-grip asphalt, a softer axle profile flexes just enough to maintain optimal tire contact. This translates to quicker recovery from bumps, preventing the sudden loss of traction during high-speed, aggressive maneuvers.\u003c\/p\u003e\u003ch2\u003eThe Core of Motor Kart Racing: Why Axle Flex Matters\u003c\/h2\u003e\u003cp\u003eIn the highly competitive world of \u003cstrong\u003emotor kart racing\u003c\/strong\u003e, subtle compliance keeps your chassis planted. A stiffer axle can cause chatter and unsettle your racing line, forcing you to brake where others carry speed. The KD120-S6 soft variant smooths out the ride, allowing the chassis to work as intended. Designed as a direct fit for Margay Ignite chassis and adaptable to various regional series, this 40mm axle utilizes standard three-peg axle keys (not included) in every position. This guarantees a rock-solid, zero-play connection that transmits power efficiently from the engine to the track.\u003c\/p\u003e\u003ch2\u003eStop Searching for Parts for Go Karts Near Me\u003c\/h2\u003e\u003cp\u003eIf you are tired of hunting down reliable \u003cstrong\u003eparts for go karts near me\u003c\/strong\u003e, this authentic Righetti Ridolfi replacement is your definitive solution. Beyond immediate speed gains, it drastically reduces the need for constant post-race setup tweaks, giving you quicker turnarounds in the pits. Whether you are adapting to softer tire compounds or wet weather conditions, this axle empowers you to focus on driving rather than repairing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eS6 Soft Profile:\u003c\/strong\u003e Specifically designed to increase chassis flex and maintain tire contact on low-grip or bumpy surfaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e40mm Diameter \u0026amp; 3mm Wall:\u003c\/strong\u003e The industry standard dimensions for an optimal balance between durability and compliance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree-Peg Keyway Design:\u003c\/strong\u003e Engineered for OEM three-peg axle keys to ensure a rock-solid, slip-free driveline connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMargay Ignite Compatible:\u003c\/strong\u003e Serves as a direct, authentic replacement for Margay Ignite frames and other 40mm chassis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWet Weather Advantage:\u003c\/strong\u003e The softer compound adaptability makes it highly versatile for rain setups and slick tracks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Construction:\u003c\/strong\u003e Resists the severe twists and torques of aggressive driving without permanently bending.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced Axle Walk:\u003c\/strong\u003e Precision-machined keyways minimize play, keeping your hubs and carriers securely locked in place.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: When should I switch to a soft rear axle like the KD120-S6?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e You should switch to a soft axle when track conditions are low-grip, bumpy, or wet. The increased flexibility allows the chassis to \"flex\" more, which helps the rear tires maintain better contact with the track surface, preventing the kart from hopping or losing traction.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this axle compatible with my Margay Ignite kart?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the Righetti Ridolfi KD120-S6 is designed as a direct, authentic replacement for the Margay Ignite chassis and any other kart utilizing a standard 40mm axle setup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this axle come with the axle keys?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, the axle keys are not included. This axle is engineered to work with standard three-peg axle keys to ensure a secure, zero-play connection for your hubs and sprockets.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does a 3mm wall thickness affect my kart's performance?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The 3mm wall thickness is the industry standard for balancing durability with performance. It provides enough structural integrity to handle the torque of the engine while offering the specific compliance needed to tune your kart's handling characteristics.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this axle for high-grip track conditions?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e While this soft axle is optimized for low-grip or bumpy surfaces, it can be used in various conditions. However, in high-grip conditions, a softer axle may cause the kart to \"bind\" or feel sluggish. In those cases, a stiffer axle is typically preferred to keep the chassis flatter.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/k711n-ridolfi-righetti-40mm-rear-hub-115mm-length-black-k711n\"\u003eRighetti Ridolfi K711N 40mm Rear Wheel Hub - 115mm Length Black - Shifter \u0026amp; 206 Karts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ws4mm-4mm-wheel-spacer-17mm-ws4mm\"\u003eRighetti Ridolfi Metric Front Wheel Spacer - 17mm ID x 4mm - All Classes\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Righetti Ridolfi","offers":[{"title":"Default Title","offer_id":52566410723646,"sku":"40MMAXS","price":172.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/40mmaxles-40mm-soft-axle-40mmaxs.jpg?v=1763116545"},{"product_id":"wheel-hub-ignite-standard-40mm-x-65mm-red-mg093570","title":"WildKart Ignite Standard Rear Wheel Hub - 40mm x 65mm - Margay Ignite Class","description":"\u003cp\u003eOptimizing your rotational mass and securing a rigid tire-to-axle connection is critical when sourcing racing go kart parts for your Margay Ignite chassis. The WildKart 40mm x 65mm Aluminum Rear Wheel Hub is engineered from high-grade billet aluminum to deliver zero-deflection power transfer from the axle to the contact patch. Designed specifically for the Industry Standard 3\/58 'Euro' mount pattern, this 65mm hub features a removable pilot lip, giving tuners the exact track-width adjustability needed to dial in rear grip. Whether you are building a fresh chassis or upgrading your current setup, eliminating hub flex is the first step to dropping lap times and maximizing corner exit speed.\u003c\/p\u003e\u003ch2\u003eIntegrating with Go Kart Axle Kits for Maximum Grip\u003c\/h2\u003e\u003cp\u003eA high-performance hub is only as good as the axle it clamps to. When pairing the WildKart 40mm hub with premium go kart axle kits, racers achieve a perfectly concentric rotation that minimizes parasitic drag and vibration. The 65mm width provides an optimal clamping surface, ensuring the hub stays locked in place even under the extreme side-loads of high-speed sweepers. The brilliant red anodized finish not only resists corrosive track chemicals but also allows for quick visual inspections during frantic pit stops.\u003c\/p\u003e\u003ch2\u003eThe Foundation for Power: From Go Kart Pedals to the Pavement\u003c\/h2\u003e\u003cp\u003eTranslating driver input into forward momentum requires a stiff, responsive driveline. The moment you transition off the go kart pedals and back onto the throttle, this hub ensures every ounce of torque reaches the ground without hesitation. By reducing unsprung weight through its lightweight billet construction, the suspension dynamics of your kart remain hyper-responsive. It is a mandatory upgrade for drivers who demand absolute precision and predictable chassis flex.\u003c\/p\u003e\u003ch2\u003eCompleting Your Build: Go Kart Engine for Sale \u0026amp; Drivetrain Synergy\u003c\/h2\u003e\u003cp\u003eIf you have recently picked up a new LO206 go kart engine for sale, you need a rear assembly capable of handling that fresh, uninterrupted torque. The WildKart 40mm x 65mm hub is the missing link between your powerplant and the track. For those running the best go kart tires for racing, this hub ensures the tire profile remains stable under heavy lateral G-forces, preventing the tire from rolling over on the rim and maintaining the optimal contact patch.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBillet Aluminum Construction:\u003c\/strong\u003e CNC-machined for absolute concentricity, eliminating high-speed vibrations and wheel hop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e40mm Bore x 65mm Width:\u003c\/strong\u003e Provides the ideal clamping force for standard 40mm racing axles without excessive weight.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemovable Pilot Lip:\u003c\/strong\u003e Allows for extreme track-width narrowing, giving tuners maximum setup flexibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEuro Mount Pattern:\u003c\/strong\u003e Industry-standard 3\/58 metric bolt pattern ensures compatibility with top-tier magnesium and aluminum racing wheels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRed Anodized Finish:\u003c\/strong\u003e Delivers superior corrosion resistance against brake fluid, track debris, and harsh cleaning agents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Unsprung Mass:\u003c\/strong\u003e Lightweight design improves chassis reaction time and allows the axle to flex as intended.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-Installed 8mm Studs:\u003c\/strong\u003e Factory-pressed studs guarantee high-torque thread engagement for rapid, secure wheel changes.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WildKart","offers":[{"title":"Default Title","offer_id":52566789751102,"sku":"MG093570","price":82.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/axles-wheel-hub-ignite-standard-40mm-x-65mm-red-mg093570.jpg?v=1763116661"},{"product_id":"40mm-axle-lock-collar-black-lc40-pmbk","title":"PMI Brand Black 40mm Axle Lock Collar OEM Quality for Karts","description":"\u003cp\u003eTrust in proven engineering from PMI with this black 40mm axle lock collar, the OEM choice for demanding kart applications. Marked as PM-48-40, it integrates flawlessly into high-performance setups, offering the grip needed for unrelenting speed.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBlack finish enhances durability against track elements\u003c\/li\u003e\n\u003cli\u003ePrecise machining for exact fit on 40mm axles\u003c\/li\u003e\n\u003cli\u003eSupports Margay Ignite and similar chassis\u003c\/li\u003e\n\u003cli\u003eTwo-piece for non-disruptive installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis collar's reputation stems from its ability to maintain alignments under duress, preventing power saps that cost positions. Teams value its OEM pedigree for consistent results, making race-day prep smoother and more efficient. It indirectly accelerates your kart by ensuring stable, vibration-free operation—crucial for tight tracks. A staple for championship contenders seeking that reliable edge. SKU: LC40-PMBK\u003c\/p\u003e\u003cp\u003eBacked by industry use, it's more than hardware; it's performance assurance.\u003c\/p\u003e\u003cdiv style=\"text-align: center; color: #cc0000 !important; font-size: 1.4em;\"\u003eWe did not have a High Resolution of this item, this item picture may be different, but the description and title is accurate. The first two images are AI generated. The third image is accurate, but is not high resolution. Email if you would like a more detail picture before ordering.\u003c\/div\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this collar compatible with all 40mm kart axles?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this collar is precision-machined to fit any standard 40mm kart axle. It is a popular choice for Margay Ignite chassis and other high-performance racing karts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I install the two-piece axle lock collar?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The two-piece design allows for non-disruptive installation. Simply separate the two halves, place them around your axle in the desired position, and tighten the bolts evenly to ensure a secure, vibration-free grip.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is an axle lock collar important for race-day performance?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e A high-quality collar maintains your axle alignment under the heavy duress of cornering. By preventing lateral movement, it ensures consistent power delivery and prevents the \"power saps\" that can cost you valuable track positions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the black finish serve a purpose beyond aesthetics?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the black finish provides an extra layer of durability, helping the collar resist corrosion and wear from track elements, debris, and cleaning chemicals.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pm-15m-40-mini-sprocket-hub-40mm-pm-15m-40\"\u003eCompact 40mm Mini Sprocket Hub for Precision Drive\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pmi-laser-alignment-system-standard-axle-pm-091200st\"\u003ePMI Laser Alignment System for Standard Axle Karts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pmi-laser-axle-adaptor-standard-pm-091020\"\u003ePMI Standard Laser Axle Adaptor in Blue Anodized Aluminum\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pm-77ma-6-75-aluminum-gear-guard-set-fits-40-thru-53-teeth-pm-77ma-6-75\"\u003ePMI Mini Gear System 6.75\" Aluminum Sprocket Guard Set - 40-53 Teeth - All Classes\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PMI","offers":[{"title":"Default Title","offer_id":52567878205758,"sku":"LC40-PMBK","price":16.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/40mm-axle-lock-collar-black-lc40-pmbk_1.jpg?v=1773104963"},{"product_id":"40mm-axle-lock-collar-lc40","title":"PMI LC40-PMBK Aluminum Axle Lock Collar - 40mm Black Anodized - Universal Karting","description":"\u003cp\u003eLocking down your 40mm rear axle is non-negotiable for transferring maximum horsepower to the track, which is why every top-tier \u003cstrong\u003ego kart shop\u003c\/strong\u003e stocks the PMI 40mm Aluminum Axle Lock Collar. When you are pushing your chassis to the absolute limit through high-G corners, axle shift can instantly ruin your alignment and scrub off vital exit speed. This precision-machined two-piece split collar clamps onto your driveline with unrelenting force, ensuring that your axle, bearings, and hubs for wheels stay perfectly positioned under extreme racing loads.\u003c\/p\u003e\u003ch2\u003eEngineered for Uncompromising Driveline Stability\u003c\/h2\u003e\u003cp\u003eWhether you are dialing in a high-horsepower shifter or optimizing a 4-cycle sprint setup, maintaining lateral axle stability is critical. Unlike generic hardware that slips under vibration, this PMI lock collar utilizes a robust dual-bolt clamping mechanism. This design provides 360-degree clamping force without marring the axle surface. When you are inspecting your rig and replacing belts parts, chains, or sprockets, integrating this collar guarantees that your drive components remain perfectly aligned. A shifting axle leads to thrown chains and bound bearings—this collar is your insurance policy against mechanical DNF's.\u003c\/p\u003e\u003ch2\u003ePrecision Fitment for a Competitive Edge\u003c\/h2\u003e\u003cp\u003eKart builders and professional tuners demand components that integrate seamlessly into their chassis. The split-design allows for rapid installation and adjustments without the need to remove the axle, bearings, or even a single tire bolt. This means faster gearing changes in the hot pits and more time focusing on your racing line. If you've been searching for the best upgrades after looking at go karts for sale near me, starting with bulletproof driveline hardware is the smartest investment you can make.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e40mm Specific Sizing:\u003c\/strong\u003e Engineered for an exact, slip-free fit on all standard 40mm metric racing axles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-Piece Split Design:\u003c\/strong\u003e Allows for rapid installation and lateral adjustments without disassembling the entire rear end.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAircraft-Grade Aluminum:\u003c\/strong\u003e Delivers exceptional clamping strength while minimizing rotating mass on the driveline.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack Anodized Finish:\u003c\/strong\u003e Provides superior corrosion resistance and a sleek, professional factory appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e360-Degree Clamping Force:\u003c\/strong\u003e Prevents axle scoring and ensures uniform pressure to eliminate lateral shifting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Compatibility:\u003c\/strong\u003e Fits perfectly alongside premium chassis components, sprocket carriers, and brake hubs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Tensile Hardware:\u003c\/strong\u003e Includes heavy-duty hex bolts designed to withstand the intense vibrations of competitive racing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Do I need to remove my axle or bearings to install this collar?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No. The PMI LC40 features a two-piece split design, allowing you to install or adjust the collar anywhere on the axle without disassembling your rear end, hubs, or bearings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Will this collar damage or score my axle surface?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No. The collar is engineered to provide 360-degree clamping force, which distributes pressure evenly to prevent slipping without marring or scoring the surface of your 40mm axle.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this collar compatible with all 40mm kart axles?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this collar is designed for a universal, precision fit on all standard 40mm metric racing axles, making it compatible with most major kart chassis brands.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is an axle lock collar necessary for racing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Under high-G cornering loads, your axle can shift laterally. This movement ruins your alignment, causes chain misalignment, and can lead to bound bearings or a mechanical DNF. This collar locks your components in place to ensure consistent performance.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pm-15m-40-mini-sprocket-hub-40mm-pm-15m-40\"\u003eCompact 40mm Mini Sprocket Hub for Precision Drive\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pmi-laser-alignment-system-standard-axle-pm-091200st\"\u003ePMI Laser Alignment System for Standard Axle Karts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pm-77ma-7-50-aluminum-gear-guard-set-fits-40-thru-60-teeth-pm-77ma-7-50\"\u003eVersatile 7.50\" Aluminum Gear Guard for 40-60 Tooth Range\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pm-77ma-6-75-aluminum-gear-guard-set-fits-40-thru-53-teeth-pm-77ma-6-75\"\u003ePMI Mini Gear System 6.75\" Aluminum Sprocket Guard Set - 40-53 Teeth - All Classes\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pm-105a-pmi-rotor-guard-slotted-aluminum-pm-105a\"\u003eBlack Anodized Slotted Aluminum Rotor Guard for Kart Calipers\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PMI","offers":[{"title":"Default Title","offer_id":52567931191614,"sku":"LC40","price":9.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/lockcollars-40mm-axle-lock-collar-lc40.jpg?v=1763117142"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/collections\/metricaxlebearings-40mm-free-spin-axle-bearing-fsb40_cee61c74-1a10-4bd2-a313-d011e6e250eb.jpg?v=1788974776","url":"https:\/\/swiftkarting.com\/collections\/margay-ignite-40mm-kart-axles-collars-bearings.oembed","provider":"Swift Karting","version":"1.0","type":"link"}