{"title":"Standard Front Wheel Hubs","description":"\u003cp\u003eStandard front wheel hubs mount the front wheels to the spindle or stub axle. Listings include USA-pattern 17mm hubs, ultralight stepped hubs, and 5\/8 inch front hubs with 1\/4 inch or 5\/16 inch hardware options.\u003c\/p\u003e","products":[{"product_id":"ultralite-5-8-front-hub-1-4-hardware-only-bullet-tip-studs-pm-39-1-4","title":"UltraLite 5\/8\" Front Hub with 1\/4\" Bullet Tip Studs for Precision Kart Handling","description":"\u003cp\u003ePrecision engineering meets lightweight design in this UltraLite 5\/8\" Front Hub, tailored for kart racers who demand every ounce of speed. Crafted from high-strength aluminum, it minimizes rotational mass to let your kart accelerate quicker out of corners and maintain momentum through straightaways. The 1\/4\" hardware compatibility allows seamless integration with existing wheel systems, while bullet tip studs provide secure, vibration-free mounting that withstands the rigors of high-speed racing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUltra-light construction reduces unsprung weight, improving suspension response and handling precision.\u003c\/li\u003e\n\u003cli\u003eBullet tip studs ensure easy wheel installation and removal, saving precious time during pit stops.\u003c\/li\u003e\n\u003cli\u003eCompatible with 5\/8\" axles, ideal for front-wheel applications in sprint and road course karts.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you're navigating tight tracks or pushing limits in endurance races, this hub helps optimize your setup for better tire contact and reduced drag. Racers report noticeable improvements in cornering speed, thanks to the hub's balanced design that promotes even weight distribution. For those upgrading from heavier stock hubs, the difference in track feel is immediate—sharper steering and less fatigue on longer sessions.\u003c\/p\u003e\u003cp\u003eBuilt to last with corrosion-resistant finishes, it's a reliable choice for both junior and senior divisions. Pair it with performance bearings for maximum efficiency. SKU: PM-39-1\/4. Elevate your kart's front-end performance and shave seconds off your personal bests with this essential component.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this hub compatible with all kart chassis?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This UltraLite hub is designed for 5\/8\" spindles, which is a standard size for many sprint and road course karts. Please verify your spindle diameter before purchasing to ensure a proper fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why should I choose 1\/4\" hardware over 5\/16\"?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The 1\/4\" hardware is ideal for racers looking to minimize rotating mass and unsprung weight. It is the preferred choice for classes where every ounce counts toward acceleration and steering responsiveness.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do the bullet tip studs help during pit stops?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The tapered bullet tip design acts as a guide, allowing you to slide your wheel onto the hub studs much faster than with standard flat-ended studs, significantly reducing the time required for tire changes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What maintenance is required for these hubs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e To maintain peak performance, periodically inspect the studs for any signs of wear or bending. We recommend cleaning the hub assembly after race days and ensuring your bearings are properly greased to maintain smooth rotation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this hub for both junior and senior divisions?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the high-strength aluminum construction is engineered to be durable enough for both junior and senior racing divisions while providing the weight savings required for competitive setups.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultralite-5-8-front-hub-5-16-hardware-only-pm-39-5-16\"\u003eUltraLite 5\/8\" Front Hub with 5\/16\" Hardware and Rubber Sealed Bearings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultrafree-left-front-wheel-hub-with-1-4-hardware-pm-39f-1-4\"\u003eUltraFree Left Front Hub Equipped with 1\/4 Inch Hardware for Karts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultralight-right-front-stepped-hub-1-4-hardware-only-pm-39st-1-4\"\u003eUltralight Right Front Stepped Hub with 1\/4\" Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultrafree-left-front-stepped-wheel-hub-with-1-4-hardware-pm-39stfl-1-4\"\u003ePerformance Mfg UltraFree Left Front Stepped Hub - 1\/4\" Hardware - Oval Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultrafree-right-front-stepped-wheel-hub-with-1-4-hardware-pm-39stf-1-4\"\u003ePerformance Mfg UltraFree Right Front Stepped Hub - 1\/4\" Hardware - Racing Spec\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Performance Mfg","offers":[{"title":"Default Title","offer_id":52562647056702,"sku":"PM-39-1\/4","price":32.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/standardwheelhubsfront-ultralite-5-8-front-hub-1-4-hardware-only-bullet-tip-studs-pm-39-1-4.jpg?v=1763113571"},{"product_id":"ultralite-5-8-front-hub-5-16-hardware-only-pm-39-5-16","title":"UltraLite 5\/8\" Front Hub with 5\/16\" Hardware and Rubber Sealed Bearings","description":"\u003cul\u003e\n\u003cli\u003eEquipped with dual rubber sealed 5\/8\" ID bearings for smooth, low-friction rotation that cuts down on power loss.\u003c\/li\u003e\n\u003cli\u003eSingle bolt pattern designed exclusively for 5\/16-24 hardware, ensuring a rock-solid connection to your wheels.\u003c\/li\u003e\n\u003cli\u003eComplete kit includes three bullet tip 5\/16\" bolts and matching serrated flange nuts for hassle-free assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBlack anodized finish not only looks sleek but also provides robust protection against track-side elements, keeping your hub performing lap after lap. This front hub shines in high-stakes environments where every detail counts—think quicker response times during aggressive overtakes or stable handling through chicanes. By shedding unnecessary weight, it allows your kart's engine to focus on propulsion rather than overcoming inertia.\u003c\/p\u003e\u003cp\u003eIdeal for teams running offset chassis or those fine-tuning for specific track conditions, the UltraLite hub integrates effortlessly into most standard front axle setups. Maintenance is simplified with sealed bearings that repel dirt and moisture, extending service intervals and keeping you on the track longer. Racers appreciate the confidence it instills, knowing their wheels stay secure even under maximum lateral loads.\u003c\/p\u003e\u003cp\u003eTransform your kart's dynamics with this precision piece. Whether chasing podium finishes or honing skills in practice, the benefits compound: faster acceleration, better fuel efficiency from reduced drag, and an overall edge in competitive fields. SKU: PM-39-5\/16. Invest in reliability that propels you ahead.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What size bearings are included with this hub?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This hub comes equipped with dual rubber-sealed 5\/8\" ID bearings, designed to provide smooth, low-friction rotation while keeping dirt and moisture out.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this hub come with the necessary wheel hardware?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this kit is complete. It includes three bullet-tip 5\/16\"-24 bolts and matching serrated flange nuts for a secure, hassle-free installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this hub compatible with all kart chassis?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The UltraLite hub is designed to integrate effortlessly into most standard front axle setups. It is particularly ideal for teams running offset chassis or those looking to fine-tune handling for specific track conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I maintain the bearings in this hub?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The included rubber-sealed bearings are designed to repel track-side elements, which helps extend service intervals. Simply inspect them periodically for smooth rotation and ensure the hub remains clean after racing in wet or dusty conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why should I choose this hub over a standard steel version?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This hub is engineered to shed unnecessary weight, which reduces inertia and allows your engine to focus more power on propulsion. The black anodized finish also provides superior protection against corrosion compared to standard finishes.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/metric-pattern-front-hub-with-5-8-bearings-5-16-hardware-only-pm-39f-58m\"\u003ePerformance Mfg Metric Front Hub - 5\/8\" Bearings \u0026amp; 5\/16\" Hardware - All Classes\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultralite-5-8-front-hub-1-4-hardware-only-bullet-tip-studs-pm-39-1-4\"\u003eUltraLite 5\/8\" Front Hub with 1\/4\" Bullet Tip Studs for Precision Kart Handling\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/17mm-front-hub-usa-pattern-5-16-hardware-only-included-pm-39f-17us\"\u003e17mm USA Pattern Front Hub with Included 5\/16\" Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/metric-pattern-front-hub-with-17mm-bearings-5-16-hardware-only-pm-39f-17m\"\u003eMetric Pattern Front Hub Featuring 17mm Bearings and 5\/16 Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pm-116116-seat-weight-bolt-mounting-kit-pm-116116\"\u003eDurable Seat Weight Bolt Mounting Kit for Kart Longevity\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Performance Mfg","offers":[{"title":"Default Title","offer_id":52562647122238,"sku":"PM-39-5\/16","price":32.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/standardwheelhubsfront-ultralite-5-8-front-hub-5-16-hardware-only-pm-39-5-16.jpg?v=1763113572"},{"product_id":"5-8-front-wheel-hub-black-vkhfb","title":"Black 5\/8\" Front Wheel Hub for Standard Kart Front Mounting","description":"\u003cp\u003eBlack finishes aren't just for looks – the VKHFB 5\/8\" Front Wheel Hub combines aesthetics with functionality for standard kart setups. Its anodized black coating resists scratches and corrosion, ideal for rugged track use.\u003c\/p\u003e\u003cp\u003eThis hub fits 5\/8\" axles perfectly, ensuring wheels rotate true and respond instantly to steering inputs. The result? Enhanced front-end feel that helps you carve apexes with confidence, cutting lap times on familiar circuits.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eStandard threading for common hardware\u003c\/li\u003e\n\u003cli\u003eLightweight aluminum for reduced unsprung mass\u003c\/li\u003e\n\u003cli\u003eSecure flange design to lock wheels in place\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePractical for garage organization, its black hue makes it easy to spot in your toolkit. Racers switching to this hub often notice smoother braking and less vibration, leading to more consistent stints.\u003c\/p\u003e\u003cp\u003eDon't underestimate the hub's role in your kart's agility; it's the unsung hero of precise handling. SKU: VKHFB.\u003c\/p\u003e\u003cp\u003eVersatile across various chassis, this black beauty supports your pursuit of speed without fanfare.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this hub compatible with all kart chassis?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This hub is designed for standard kart front mounting using a 5\/8\" axle. While it is highly versatile, please verify your specific spindle diameter before purchase to ensure a proper fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this hub come with bearings pre-installed?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, this product is the hub body. You will need to install your own 5\/8\" bearings to complete the assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why should I choose the black anodized finish over silver?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Beyond the sleek aesthetic, the anodized black coating provides an extra layer of protection against corrosion and scratches, which is beneficial for maintaining the hub's integrity during rugged track conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this hub if my kart requires a stepped bearing setup?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No. If your spindle requires a 5\/8\" outer and 3\/4\" inner bearing configuration, you should use our stepped hub model instead.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What maintenance is required for this wheel hub?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Periodically inspect the hub for any signs of stress or wear, especially after heavy impacts. Ensure the flange bolts are torqued to your chassis manufacturer's specifications to prevent vibration and ensure consistent handling.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5-8-front-wheel-hub-silver-vkhf\"\u003eSilver 5\/8\" Front Wheel Hub for Clean Kart Front Assembly\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/stepped-front-hub-black-5-8-outer-and-3-4-inner-bearings-vkhfpb\"\u003eBlack Stepped Front Hub with 5\/8\" Outer and 3\/4\" Inner Bearings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/steering-hub-bolt-kit-vk-012\"\u003eComplete Steering Hub Bolt Kit for Kart Wheels\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Velocity Kart","offers":[{"title":"Default Title","offer_id":52565589459262,"sku":"VKHFB","price":19.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/standardwheelhubsfront-5-8-front-wheel-hub-black-vkhfb.jpg?v=1763116289"},{"product_id":"5-8-front-wheel-hub-silver-vkhf","title":"Silver 5\/8\" Front Wheel Hub for Clean Kart Front Assembly","description":"Seeking a subtle yet effective upgrade? The VKHF 5\/8\" Silver Front Wheel Hub delivers with its clean silver finish and robust build for standard kart applications.\u003cul\u003e\n\u003cli\u003e5\/8\" sizing for easy axle integration\u003c\/li\u003e\n\u003cli\u003eSilver anodizing for lasting shine and protection\u003c\/li\u003e\n\u003cli\u003ePrecision-machined for minimal play and maximum grip\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis hub shines in promoting even weight distribution across the front wheels, which translates to better cornering balance and reduced steering effort. It's particularly useful on tracks with variable grip, where consistent hub performance prevents surprises.\u003c\/p\u003e\u003cp\u003eAt the pit, its silver appearance blends seamlessly with most kart aesthetics, while the simple design speeds up maintenance. Users highlight how it contributes to quieter operation, free from the rattles of inferior parts.\u003c\/p\u003e\u003cp\u003eSKU: VKHF. Embrace reliability that lets your driving skills take center stage, not mechanical woes.\u003c\/p\u003e\u003cp\u003eFor series racing, this hub's standard specs ensure compliance and compatibility, keeping you legal and fast.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this hub compatible with all standard kart spindles?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the VKHF hub is designed for standard 5\/8\" spindle applications, making it a direct fit for most common racing kart front ends.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this hub come with bearings pre-installed?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This product listing is for the hub body. We recommend checking your current bearing condition when upgrading to ensure a smooth, rattle-free fitment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the silver anodized finish benefit the hub?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The anodizing process provides a durable, corrosion-resistant layer that protects the aluminum from the elements, ensuring the hub maintains its structural integrity and aesthetic appeal over a long racing season.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this hub on both sides of the front axle?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Absolutely. This hub is designed for standard front wheel mounting and can be used on both the left and right sides to ensure consistent weight distribution and handling balance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What maintenance is required for these wheel hubs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Periodically inspect the hub for any signs of play or damage after heavy impact. Keeping the hub clean and ensuring your wheel nuts are torqued to manufacturer specifications will help prevent vibration and extend the life of the part.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5-8-front-wheel-hub-black-vkhfb\"\u003eBlack 5\/8\" Front Wheel Hub for Standard Kart Front Mounting\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/stepped-front-hub-black-5-8-outer-and-3-4-inner-bearings-vkhfpb\"\u003eBlack Stepped Front Hub with 5\/8\" Outer and 3\/4\" Inner Bearings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/steering-hub-bolt-kit-vk-012\"\u003eComplete Steering Hub Bolt Kit for Kart Wheels\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Velocity Kart","offers":[{"title":"Default Title","offer_id":52565589524798,"sku":"VKHF","price":19.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/standardwheelhubsfront-5-8-front-wheel-hub-silver-vkhf.jpg?v=1763116291"},{"product_id":"ultralight-right-front-stepped-hub-1-4-hardware-only-pm-39st-1-4","title":"Ultralight Right Front Stepped Hub with 1\/4\" Hardware","description":"Weight savings start here: the PM-39ST-1\/4 Ultralight Right Front Stepped Hub is engineered for minimal mass while delivering maximum utility in kart fronts.\u003cp\u003eAs a right-side specialist, it features a stepped profile that mates with varying spindle diameters, promoting balanced load sharing. The ultralight construction shaves grams off your kart, directly enhancing acceleration and braking without fatigue.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAccepts only 1\/4\" hardware for secure fit\u003c\/li\u003e\n\u003cli\u003eIdeal for right front oval or road course use\u003c\/li\u003e\n\u003cli\u003eHigh-strength alloy despite featherweight design\u003c\/li\u003e\n\u003cli\u003eStreamlines air flow around the hub area\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis hub's lightness aids in quicker chassis flex recovery, vital for maintaining momentum through chicanes. It's a go-to for weight-conscious classes, where every ounce impacts qualifying positions.\u003c\/p\u003e\u003cp\u003eWith hardware provided, assembly is a breeze, helping keep your trackside routine organized. The stepped innovation ensures compatibility with stepped axles, avoiding common fitment headaches.\u003c\/p\u003e\u003cp\u003eSKU: PM-39ST-1\/4. Ultralight doesn't mean underbuilt – it's precision for podium pursuits.\u003c\/p\u003e\u003cp\u003eRacers leveraging this hub report feeling the speed boost in straightaways, thanks to reduced rotating weight.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why should I choose an ultralight hub over a standard weight hub?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Reducing rotating mass at the wheel hub directly improves your kart's acceleration and braking performance. In weight-conscious racing classes, shaving these grams can be the difference between qualifying positions and helps the chassis recover more quickly from flex during cornering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this hub compatible with all kart spindles?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This hub features a stepped profile designed to mate with specific stepped spindle diameters. Please verify your spindle dimensions before installation to ensure a proper, secure fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use 5\/16\" hardware with this hub?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, this specific model is precision-engineered to accept only 1\/4\" hardware. Using incorrect hardware sizes can compromise the safety and integrity of your wheel assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this hub suitable for both oval and road course racing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the PM-39ST-1\/4 is designed to be versatile enough for both oval and road course applications, provided your setup requires a right-front stepped hub configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this hub come with the necessary hardware?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this product includes the required 1\/4\" hardware, allowing for a quick and organized trackside installation.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultrafree-right-front-stepped-wheel-hub-with-1-4-hardware-pm-39stf-1-4\"\u003ePerformance Mfg UltraFree Right Front Stepped Hub - 1\/4\" Hardware - Racing Spec\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultrafree-left-front-stepped-wheel-hub-with-1-4-hardware-pm-39stfl-1-4\"\u003ePerformance Mfg UltraFree Left Front Stepped Hub - 1\/4\" Hardware - Oval Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultrafree-left-front-wheel-hub-with-1-4-hardware-pm-39f-1-4\"\u003eUltraFree Left Front Hub Equipped with 1\/4 Inch Hardware for Karts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultralite-5-8-front-hub-1-4-hardware-only-bullet-tip-studs-pm-39-1-4\"\u003eUltraLite 5\/8\" Front Hub with 1\/4\" Bullet Tip Studs for Precision Kart Handling\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultralight-right-rear-double-lock-hub-1-4-hardware-only-pm-38dl-1-4\"\u003eUltralight Right Rear Double Lock Hub Designed for 1\/4 Inch Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Performance Mfg","offers":[{"title":"Default Title","offer_id":52565668102462,"sku":"PM-39ST-1\/4","price":35.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/standardwheelhubsfront-ultralight-right-front-stepped-hub-1-4-hardware-only-pm-39st-1-4.jpg?v=1763116315"},{"product_id":"stepped-front-hub-black-5-8-outer-and-3-4-inner-bearings-vkhfpb","title":"Black Stepped Front Hub with 5\/8\" Outer and 3\/4\" Inner Bearings","description":"\u003cstrong\u003eFor oval dominance,\u003c\/strong\u003e the VKHFPB Stepped Front Hub in black is your right-front specialist, accommodating 5\/8\" outer and 3\/4\" inner bearings on stepped spindles.\u003cp\u003eThis hub's dual-bearing setup ensures the inner section handles heavier loads from banking, while the outer maintains quick response. It's typically positioned on the right front, where oval turns demand extra support to prevent washout.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRequires spindle with 3\/4\" inner and 5\/8\" outer OD\u003c\/li\u003e\n\u003cli\u003eComes with 1\/4-28 standard hardware\u003c\/li\u003e\n\u003cli\u003eBlack finish for heat dissipation and style\u003c\/li\u003e\n\u003cli\u003eOptimizes for high-speed oval cornering\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eOval racers benefit from its stepped design, which aligns perfectly to reduce bind and improve tire contact angles. This leads to sustained speed through turns, crucial for leading packs.\u003c\/p\u003e\u003cp\u003eHardware inclusion means plug-and-play readiness, perfect for hurried pit strategies. The black coating hides track grime, keeping your setup looking sharp amid the chaos.\u003c\/p\u003e\u003cp\u003eSKU: VKHFPB. Step up your game with a hub that matches the demands of circular tracks, turning potential slides into smooth slides.\u003c\/p\u003e\u003cp\u003eIn competitive ovals, this hub's specificity can be the difference in close finishes.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why does this hub use two different bearing sizes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The stepped design features a 3\/4\" inner bearing to handle the increased load and stress placed on the right-front wheel during high-speed oval cornering, while the 5\/8\" outer bearing maintains steering responsiveness and reduces rotational mass.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this hub compatible with standard straight spindles?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No. This hub is specifically engineered for stepped spindles that accommodate a 3\/4\" inner and 5\/8\" outer diameter. Please verify your spindle dimensions before installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this hub come ready to install?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the VKHFPB comes with 1\/4-28 standard hardware included, allowing for a quick, plug-and-play installation during trackside repairs or setup changes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this hub on the left-front side of my kart?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e While it can physically mount, this hub is optimized for the right-front position on oval tracks. Using it on the right side helps prevent washout and improves tire contact angles during banked turns.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the black finish benefit the hub?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Beyond providing a sleek, professional look that hides track grime, the black coating assists with heat dissipation, which is beneficial during long, competitive heat races.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5-8-front-wheel-hub-silver-vkhf\"\u003eSilver 5\/8\" Front Wheel Hub for Clean Kart Front Assembly\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5-8-front-wheel-hub-black-vkhfb\"\u003eBlack 5\/8\" Front Wheel Hub for Standard Kart Front Mounting\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/steering-hub-bolt-kit-vk-012\"\u003eComplete Steering Hub Bolt Kit for Kart Wheels\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Velocity Kart","offers":[{"title":"Default Title","offer_id":52565731508542,"sku":"VKHFPB","price":24.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/standardwheelhubsfront-stepped-front-hub-black-5-8-outer-and-3-4-inner-bearings-vkhfpb.jpg?v=1763116333"},{"product_id":"17mm-front-hub-usa-pattern-5-16-hardware-only-included-pm-39f-17us","title":"17mm USA Pattern Front Hub with Included 5\/16\" Hardware","description":"\u003cul\u003e\n\u003cli\u003eUSA bolt pattern for broad compatibility with domestic wheels\u003c\/li\u003e\n\u003cli\u003e17mm bearing size for smooth front axle operation\u003c\/li\u003e\n\u003cli\u003eIncludes essential 5\/16\" hardware for immediate installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eStandardize your front wheel assembly with this reliable hub, designed to bolt on effortlessly and deliver consistent results. The PM-39F-17US excels in maintaining wheel alignment, which is key to reducing scrub and extending tire life during aggressive driving.\u003c\/p\u003e\u003cp\u003eKart owners value its no-fuss setup, allowing quick swaps between sessions to adapt to changing track conditions. By securing wheels firmly, it prevents slippage that could lead to lost time or accidents, keeping you in the race.\u003c\/p\u003e\u003cp\u003eThis hub's construction prioritizes lightness and strength, aiding in quicker direction changes without added bulk. It's a staple for teams racing in USA-spec classes, where pattern matching is non-negotiable.\u003c\/p\u003e\u003cp\u003eSKU: PM-39F-17US. Elevate your pit efficiency with hardware included – ready to race right out of the box.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this hub compatible with all kart wheels?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This hub features a standard USA bolt pattern, making it compatible with the vast majority of domestic racing wheels. Please verify your wheel's bolt pattern before installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this hub come ready to install?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the PM-39F-17US includes the necessary 5\/16\" hardware, allowing for a quick and easy swap at the track.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is the 17mm bearing size important?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The 17mm bearing size is designed for standard front spindles, ensuring smooth rotation and minimal friction, which is essential for maintaining speed through corners.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does this hub help with tire wear?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e By providing a secure, precise fit, this hub helps maintain proper wheel alignment. Consistent alignment reduces unnecessary tire scrub, helping you get more life out of your racing tires.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this for both sprint and oval racing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this hub is designed for durability and performance in various USA-spec karting classes, providing the strength needed for aggressive direction changes in both sprint and oval configurations.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/metric-pattern-front-hub-with-17mm-bearings-5-16-hardware-only-pm-39f-17m\"\u003eMetric Pattern Front Hub Featuring 17mm Bearings and 5\/16 Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultralite-5-8-front-hub-5-16-hardware-only-pm-39-5-16\"\u003eUltraLite 5\/8\" Front Hub with 5\/16\" Hardware and Rubber Sealed Bearings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultrafree-left-front-stepped-wheel-hub-with-1-4-hardware-pm-39stfl-1-4\"\u003ePerformance Mfg UltraFree Left Front Stepped Hub - 1\/4\" Hardware - Oval Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultralight-right-front-stepped-hub-5-16-hardware-only-pm-39st-5-16\"\u003eUltralight Right Front Stepped Hub with 5\/16\" Hardware and Bearings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/metric-pattern-front-hub-with-5-8-bearings-5-16-hardware-only-pm-39f-58m\"\u003ePerformance Mfg Metric Front Hub - 5\/8\" Bearings \u0026amp; 5\/16\" Hardware - All Classes\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Performance Mfg","offers":[{"title":"Default Title","offer_id":52565858287934,"sku":"PM-39F-17US","price":42.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/standardwheelhubsfront-17mm-front-hub-usa-pattern-5-16-hardware-only-included-pm-39f-17us.jpg?v=1763116372"},{"product_id":"ultralight-right-front-stepped-hub-5-16-hardware-only-pm-39st-5-16","title":"Ultralight Right Front Stepped Hub with 5\/16\" Hardware and Bearings","description":"\u003cp\u003ePush the envelope of lightness with the PM-39ST-5\/16 Ultralight Right Front Stepped Hub, boasting 3\/4\" inner and 5\/8\" outer bearings for oval excellence.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eExclusively for 5\/16\" hardware compatibility\u003c\/li\u003e\n\u003cli\u003eIncludes standard studs and serrated nuts\u003c\/li\u003e\n\u003cli\u003eStepped design for precise spindle mating\u003c\/li\u003e\n\u003cli\u003eUltralight build to optimize kart dynamics\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFocused on the right front, this hub reduces inertia for snappier steering corrections, especially beneficial in high-banked turns where weight matters. The bearing combo handles inner stresses while keeping outer rotation fluid, preventing power loss.\u003c\/p\u003e\u003cp\u003eFor teams, its included components simplify inventory management at the track, ensuring you're always prepared for tweaks. The ultralight nature amplifies engine output, turning more RPMs into forward thrust.\u003c\/p\u003e\u003cp\u003eThis hub empowers aggressive lines without penalty, a secret weapon for series contenders. SKU: PM-39ST-5\/16.\u003c\/p\u003e\u003cp\u003eEmbrace the featherweight advantage – it's engineered to make your kart feel alive under throttle.\u003c\/p\u003e\u003cp\u003eIn testing, similar hubs have helped shave setup times, letting drivers concentrate on perfecting their craft.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the specific bearing sizes for this hub?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The PM-39ST-5\/16 features a 3\/4\" inner bearing and a 5\/8\" outer bearing, specifically engineered for optimal performance in oval racing applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this hub compatible with 1\/4\" wheel studs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, this specific model is designed exclusively for 5\/16\" hardware. Please ensure your wheel setup matches this hardware size before installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is the stepped design important for my kart?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The stepped design ensures precise mating with your spindle, which helps maintain consistent alignment and reduces vibration, leading to more predictable steering corrections.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this hub come with the necessary hardware?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this hub includes standard studs and serrated nuts, making it a complete, ready-to-install solution for your right front corner.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does an ultralight hub improve kart performance?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e By reducing unsprung weight and rotational inertia, this hub allows for snappier steering response and helps the engine reach higher RPMs more efficiently, providing a competitive edge in high-banked turns.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultrafree-left-front-stepped-wheel-hub-with-1-4-hardware-pm-39stfl-1-4\"\u003ePerformance Mfg UltraFree Left Front Stepped Hub - 1\/4\" Hardware - Oval Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/metric-pattern-front-hub-with-5-8-bearings-5-16-hardware-only-pm-39f-58m\"\u003ePerformance Mfg Metric Front Hub - 5\/8\" Bearings \u0026amp; 5\/16\" Hardware - All Classes\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultralite-5-8-front-hub-5-16-hardware-only-pm-39-5-16\"\u003eUltraLite 5\/8\" Front Hub with 5\/16\" Hardware and Rubber Sealed Bearings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultralight-right-rear-double-lock-hub-5-16-hardware-only-pm-38dl-5-16\"\u003eUltralight Right Rear Double Lock Hub for 5\/16 Inch Hardware Strength\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/metric-pattern-front-hub-with-17mm-bearings-5-16-hardware-only-pm-39f-17m\"\u003eMetric Pattern Front Hub Featuring 17mm Bearings and 5\/16 Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Performance Mfg","offers":[{"title":"Default Title","offer_id":52566473900350,"sku":"PM-39ST-5\/16","price":35.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/standardwheelhubsfront-ultralight-right-front-stepped-hub-5-16-hardware-only-pm-39st-5-16.jpg?v=1763116566"},{"product_id":"bmc7625him-metric-pattern-front-hubs-with-17mm-bearings-bmc7625him","title":"Metric Pattern Front Hubs with 17mm Bearings and Silver Finish","description":"\u003cp\u003eMetric precision defines the BMC7625HIM Front Hubs, complete with 17mm bearings for seamless performance in standard kart fronts. The silver finish adds a professional touch while protecting against wear.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e35mm overall width for balanced front setup\u003c\/li\u003e\n\u003cli\u003eIncludes 8mm x 1.25 SHCS bolts and flange nuts\u003c\/li\u003e\n\u003cli\u003e17mm bearings ensure low-drag wheel spin\u003c\/li\u003e\n\u003cli\u003eMetric pattern for international compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese hubs facilitate quick wheel changes, essential for time-trial formats or wet-dry transitions. Their design minimizes friction, allowing energy to focus on propulsion rather than resistance, which can yield noticeable speed gains on long straights.\u003c\/p\u003e\u003cp\u003eSilver hubs like these are easy to inspect for damage, aiding in proactive maintenance that keeps your kart organized and race-ready. The included hardware eliminates sourcing hassles, streamlining your build process.\u003c\/p\u003e\u003cp\u003eIdeal for metric-class racing, they support fine adjustments in track width for optimal handling. SKU: BMC7625HIM.\u003c\/p\u003e\u003cp\u003eExperience the fluidity of well-bearing hubs – it's smoother steering that builds driver confidence.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are these hubs compatible with standard 17mm spindles?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the BMC7625HIM hubs are designed specifically for 17mm spindles, ensuring a precise, low-drag fit for standard kart front ends.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this hub come with the necessary mounting hardware?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, each hub includes the required 8mm x 1.25 SHCS bolts and flange nuts, allowing for an immediate and hassle-free installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why should I choose a metric pattern hub?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Metric pattern hubs are the standard for international karting classes. They offer superior compatibility with a wide range of racing wheels and allow for easier track width adjustments to fine-tune your kart's handling.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the silver finish benefit the hub's performance?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Beyond the professional aesthetic, the silver finish provides a protective layer against wear and corrosion. It also makes it significantly easier to visually inspect the hub for stress fractures or damage during your pre-race maintenance checks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can these hubs help with my lap times?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e By utilizing high-quality 17mm bearings, these hubs minimize rotational friction. This allows more of your engine's power to be transferred to the track rather than being lost to resistance, which can result in improved top-end speed on long straights.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"\/products\/metric-pattern-1-250-bore-wheel-hub-silver-bmc7125hi\"\u003eSilver Metric Pattern 1.250\" Bore Rear Wheel Hub with Studs and Nuts\u003c\/a\u003e\u003c\/p\u003e","brand":"BMC","offers":[{"title":"Default Title","offer_id":52566489727294,"sku":"BMC7625HIM","price":54.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/standardwheelhubsfront-bmc7625him-metric-pattern-front-hubs-with-17mm-bearings-bmc7625him.jpg?v=1763116570"},{"product_id":"17mm-front-american-pattern-hub-with-17mm-bearings","title":"17mm Front American Pattern Hub with 17mm Bearings","description":"\u003cp\u003eTired of your front wheels wobbling or binding from worn bearings and sloppy hubs? This 17mm front American pattern hub gets you back to crisp steering response by providing a solid mount for your wheel that spins true on a pair of 17mm bearings.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey specs:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePosition: Front\u003c\/li\u003e\n\u003cli\u003eBearing ID: 17mm (bearings installed)\u003c\/li\u003e\n\u003cli\u003ePattern: American\u003c\/li\u003e\n\u003cli\u003eStud options: 1\/4-28 and 5\/16-24\u003c\/li\u003e\n\u003cli\u003eInternal 17mm ID crush spacer for bearing preload\u003c\/li\u003e\n\u003cli\u003eMaterial: Plain machined aluminum\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis hub is the direct replacement for most go-kart and sprint kart front spindles using the American wheel pattern. Wheel mounting hardware is not included and must be ordered separately. Racers from beginners to experts keep extras in their toolbox because track debris and cornering loads eventually take their toll.\u003c\/p\u003e\u003cdiv class=\"related-products\"\u003e\n\u003cp\u003e\u003cstrong\u003eRelated Products\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/17mm-magnesium-metric-pattern-17mm-hubs-76mm-width-smg0502\"\u003eLightweight 17mm Magnesium Metric Pattern Hubs 76mm Width for Spindles\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/25mm-magnesium-metric-pattern-front-wheel-hub-96mm-width-smg0509\"\u003ePremium 25mm Magnesium Metric Front Wheel Hub 96mm Width for Spindles\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultrafree-left-front-wheel-hub-with-1-4-hardware-pm-39f-1-4\"\u003eUltraFree Left Front Hub Equipped with 1\/4 Inch Hardware for Karts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/metric-pattern-front-hub-with-5-8-bearings-5-16-hardware-only-pm-39f-58m\"\u003ePerformance Mfg Metric Front Hub - 5\/8\" Bearings \u0026amp; 5\/16\" Hardware - All Classes\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:28px 0;padding:18px 20px;background:#f5fbf7;border-left:4px solid #2a8a4a;border-radius:0 8px 8px 0;\"\u003e\n  \u003cp style=\"font-weight:700;margin:0 0 14px 0;color:#1a5c30;font-size:1.02em;\"\u003e✓ Product Highlights\u003c\/p\u003e\n  \u003cul style=\"list-style:none;margin:0;padding:0;\"\u003e\n\u003cli style=\"padding:6px 0;display:flex;gap:12px;align-items:flex-start;border-bottom:1px solid #e8f4ec;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;font-size:1em;\"\u003e✓\u003c\/span\u003e\u003cspan style=\"font-size:0.93em;\"\u003eThis hub connects the front wheel to the spindle on American pattern karts.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;display:flex;gap:12px;align-items:flex-start;border-bottom:1px solid #e8f4ec;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;font-size:1em;\"\u003e✓\u003c\/span\u003e\u003cspan style=\"font-size:0.93em;\"\u003eTwo 17mm bearings come pressed in so the wheel spins freely.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;display:flex;gap:12px;align-items:flex-start;border-bottom:1px solid #e8f4ec;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;font-size:1em;\"\u003e✓\u003c\/span\u003e\u003cspan style=\"font-size:0.93em;\"\u003eInternal 17mm ID crush spacer sets correct bearing preload.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;display:flex;gap:12px;align-items:flex-start;border-bottom:1px solid #e8f4ec;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;font-size:1em;\"\u003e✓\u003c\/span\u003e\u003cspan style=\"font-size:0.93em;\"\u003eFlange accepts both 1\/4-28 and 5\/16-24 wheel mounting studs.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;display:flex;gap:12px;align-items:flex-start;border-bottom:1px solid #e8f4ec;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;font-size:1em;\"\u003e✓\u003c\/span\u003e\u003cspan style=\"font-size:0.93em;\"\u003eMachined from aluminum with plain unfinished surface.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;display:flex;gap:12px;align-items:flex-start;border-bottom:1px solid #e8f4ec;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;font-size:1em;\"\u003e✓\u003c\/span\u003e\u003cspan style=\"font-size:0.93em;\"\u003eIntended for front position only on most sprint and go-karts.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;display:flex;gap:12px;align-items:flex-start;border-bottom:1px solid #e8f4ec;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;font-size:1em;\"\u003e✓\u003c\/span\u003e\u003cspan style=\"font-size:0.93em;\"\u003eWheel mounting hardware is not included and must be purchased separately.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;display:flex;gap:12px;align-items:flex-start;border-bottom:1px solid #e8f4ec;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;font-size:1em;\"\u003e✓\u003c\/span\u003e\u003cspan style=\"font-size:0.93em;\"\u003eCommon spare part because hubs wear from track debris and side loads.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;display:flex;gap:12px;align-items:flex-start;border-bottom:1px solid #e8f4ec;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;font-size:1em;\"\u003e✓\u003c\/span\u003e\u003cspan style=\"font-size:0.93em;\"\u003eKeeps steering precise by removing excess play in the wheel mount.\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Velocity Kart","offers":[{"title":"Default Title","offer_id":54419844923710,"sku":"VKHF17MM","price":25.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/17mm-american-pattern-front-kart-hub-with-bearings.jpg?v=1788936722"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/collections\/standardwheelhubsfront-17mm-front-hub-usa-pattern-5-16-hardware-only-included-pm-39f-17us.jpg?v=1789002339","url":"https:\/\/swiftkarting.com\/collections\/standard-front-kart-wheel-hubs.oembed","provider":"Swift Karting","version":"1.0","type":"link"}