{"title":"17mm Front Wheel Hubs","description":null,"products":[{"product_id":"25mm-x-30mm-rear-wheel-hub","title":"25mm x 30mm Rear Wheel Hub","description":"\u003cp\u003eThis 25mm x 30mm rear wheel hub from PKT slides straight onto your kart axle and gives you a rock-solid mount for the wheel. Made from lightweight aluminum with an 8mm keyway already cut and three 8mm wheel studs pressed in, it keeps everything secure through hard cornering while cutting unsprung weight. Perfect for both new racers learning the basics and experienced drivers chasing every gram of rotating mass.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 25mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 30mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeyway:\u003c\/strong\u003e 8mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStuds:\u003c\/strong\u003e 8mm (installed)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e Short\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy it matters on track:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect fit on \u003ca href=\"\/products\/pkt-25mm-axle-with-3-0mm-wall-pkt25-970-d30\"\u003e25mm kart axles\u003c\/a\u003e using \u003ca href=\"\/products\/pktak8-axle-key-for-40mm-axles-sold-each-pktak8\"\u003ePKTAK8 key\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eShort design reduces rotating mass versus standard hubs\u003c\/li\u003e\n\u003cli\u003ePre-installed studs mean faster wheel changes between heats\u003c\/li\u003e\n\u003cli\u003ePrecision machined for zero wobble at high cornering speeds\u003c\/li\u003e\n\u003cli\u003eNuts not included - uses standard 8mm wheel nuts\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdetails\u003e\u003csummary\u003eWhat axles and keys does this 25mm rear wheel hub fit?\u003c\/summary\u003e\u003cp\u003eThis hub is designed for standard 25mm kart axles and uses the PKTAK8 key. It works on most metric rear axle setups in sprint and oval kart racing. Always confirm your axle diameter and key size before ordering.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eAre wheel nuts and hardware included with this PKT hub?\u003c\/summary\u003e\u003cp\u003eNo, wheel nuts are not included. The hub ships with the three 8mm studs already installed. You will need to supply your own 8mm wheel nuts - most racers use standard flanged or nylock nuts.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003cdiv style=\"margin:28px 0;\"\u003e\n  \u003cp style=\"font-weight:700;margin:0 0 12px 0;font-size:1.02em;\"\u003e🏁 Product Highlights\u003c\/p\u003e\n  \u003cdiv style=\"display:grid;grid-template-columns:repeat(2,1fr);gap:8px;\"\u003e\n\u003cdiv style=\"padding:10px 14px;border:1px solid #d8e8f2;border-radius:6px;background:#f8fbfd;font-size:0.91em;line-height:1.45;\"\u003eThis rear wheel hub slides onto a 25 mm kart axle and provides a mounting point for the wheel.\u003c\/div\u003e\n\u003cdiv style=\"padding:10px 14px;border:1px solid #d8e8f2;border-radius:6px;background:#f8fbfd;font-size:0.91em;line-height:1.45;\"\u003eThe hub features an 8 mm keyway that matches PKTAK8 keys on PKT axles.\u003c\/div\u003e\n\u003cdiv style=\"padding:10px 14px;border:1px solid #d8e8f2;border-radius:6px;background:#f8fbfd;font-size:0.91em;line-height:1.45;\"\u003eThree 8 mm wheel studs come pressed into the hub for direct wheel attachment.\u003c\/div\u003e\n\u003cdiv style=\"padding:10px 14px;border:1px solid #d8e8f2;border-radius:6px;background:#f8fbfd;font-size:0.91em;line-height:1.45;\"\u003eShort hub design reduces rotating mass compared to standard length hubs.\u003c\/div\u003e\n\u003cdiv style=\"padding:10px 14px;border:1px solid #d8e8f2;border-radius:6px;background:#f8fbfd;font-size:0.91em;line-height:1.45;\"\u003eMade from aluminum for a lightweight build that helps lower unsprung weight.\u003c\/div\u003e\n\u003cdiv style=\"padding:10px 14px;border:1px solid #d8e8f2;border-radius:6px;background:#f8fbfd;font-size:0.91em;line-height:1.45;\"\u003eBlack anodized finish protects the aluminum from corrosion during race weekends.\u003c\/div\u003e\n\u003cdiv style=\"padding:10px 14px;border:1px solid #d8e8f2;border-radius:6px;background:#f8fbfd;font-size:0.91em;line-height:1.45;\"\u003eHub measures 25 mm inner diameter by 30 mm outer diameter and is made in the USA.\u003c\/div\u003e\n\u003cdiv style=\"padding:10px 14px;border:1px solid #d8e8f2;border-radius:6px;background:#f8fbfd;font-size:0.91em;line-height:1.45;\"\u003eNuts are not included with the hub and must be purchased separately.\u003c\/div\u003e\n\u003cdiv style=\"padding:10px 14px;border:1px solid #d8e8f2;border-radius:6px;background:#f8fbfd;font-size:0.91em;line-height:1.45;\"\u003eFits standard 25 mm rear axles used in most sprint and oval karts.\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"PKT","offers":[{"title":"Default Title","offer_id":53415173620030,"sku":"PKT25X30RH","price":67.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/pkt-25mm-30mm-rear-wheel-hub-three-quarter.jpg?v=1777629400"},{"product_id":"17mm-x-50mm-wide-front-wheel-hub","title":"17mm x 50mm Wide Front Wheel Hub","description":"\u003cp\u003eThis 17mm x 50mm wide front wheel hub from PKT connects your kart wheel to the spindle on most sprint and oval karts. Beginners will appreciate that it is the metal piece that slides onto the front axle so you can bolt the tire and wheel on securely. Racers who already know their way around a kart will like the short-length design that cuts unsprung weight while keeping full bearing support.\u003c\/p\u003e\u003cp\u003eMade from aluminum and finished in black, the hub presses onto standard 17mm front wheel spindles. It comes with three pre-installed 8mm wheel studs ready for mounting. The 50mm width gives solid support under the side loads that come with hard cornering, and the whole assembly stays light so your front end responds quickly.\u003c\/p\u003e\u003cdiv class=\"tip-block\"\u003e\n\u003cstrong\u003eSafety Notes:\u003c\/strong\u003e \u003cem\u003eAlways torque wheel nuts to the kart manufacturer's recommended spec after mounting. Loose wheel hardware on a 17mm front wheel hub can cause vibration or wheel loss at speed.\u003c\/em\u003e\n\u003c\/div\u003e\u003cp\u003eThe hub is made in the USA from quality aluminum that resists corrosion and stays true under repeated racing stress. Whether you are replacing a bent hub after a big hit or building a new kart from scratch, this part gives reliable performance without adding extra grams.\u003c\/p\u003e\u003cdiv class=\"tip-block\"\u003e\n\u003cstrong\u003eSafety Notes:\u003c\/strong\u003e \u003cem\u003eInspect your 17mm front wheel hub and studs before every race weekend. Look for cracks around the stud bases or play in the bearing bore that could affect steering precision and safety.\u003c\/em\u003e\n\u003c\/div\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInner Bearing Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e17mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStud Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStuds Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes (nuts not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in the USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cp\u003eFits standard 17mm front wheel spindles on most sprint and oval karts. The pre-pressed studs make wheel changes at the track fast and simple.\u003c\/p\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cdetails\u003e\u003csummary\u003eWill this 17mm x 50mm front wheel hub fit my sprint kart?\u003c\/summary\u003e\u003cp\u003eYes, it fits standard 17mm front wheel spindles on most sprint and oval karts. Confirm your spindle diameter before ordering to ensure perfect compatibility with your chassis.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eAre the 8mm wheel studs already installed on this PKT hub?\u003c\/summary\u003e\u003cp\u003eThe 8mm studs are pressed in at the factory and ready to use. Wheel nuts are not included so you can select the exact style and length you prefer for your setup.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do I install this front wheel hub on my kart?\u003c\/summary\u003e\u003cp\u003eSimply press the 17mm bore onto your clean spindle, secure with the retainer if your chassis uses one, then mount the wheel using the pre-installed studs. Proper installation keeps steering precise and reduces vibration.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this wheel hub come with a warranty?\u003c\/summary\u003e\u003cp\u003ePKT hubs carry the manufacturer's warranty against defects in materials and workmanship. Normal track wear on the bearing surface or studs is not covered.\u003c\/p\u003e\u003c\/details\u003e\u003cp\u003e\u003cstrong\u003eMore from PKT\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pktak6-axle-key-for-30mm-axles-sold-each-pktak6\"\u003ePKT 30mm Axle Key - 8x60mm Dual 6mm Peg - Sprint\/Endurance Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pktak8-axle-key-for-40mm-axles-sold-each-pktak8\"\u003eHeavy-Duty Axle Key for 40mm and 30mm PKT Kart Axles\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pkt-25mm-axle-with-3-0mm-wall-pkt25-970-d30\"\u003ePKT 25mm 970mm Axle 3.0mm Wall for High-Performance Kart Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pkt-30mm-axle-2-1mm-pkt30-1000-21\"\u003ePKT 30mm 1000mm Axle 2.1mm Wall for Balanced Kart Racing Performance\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"margin:28px 0;\"\u003e\n  \u003cp style=\"font-weight:700;margin:0 0 10px 0;font-size:1.02em;\"\u003e⚡ Product Highlights\u003c\/p\u003e\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:8px;\"\u003e\n\u003cspan style=\"background:#e8f3ff;border:1px solid #a8ccec;border-radius:20px;padding:5px 14px;font-size:0.87em;color:#1a4a7a;white-space:normal;\"\u003eConnects the front wheel and tire to the 17mm kart spindle.\u003c\/span\u003e\n\u003cspan style=\"background:#e8f3ff;border:1px solid #a8ccec;border-radius:20px;padding:5px 14px;font-size:0.87em;color:#1a4a7a;white-space:normal;\"\u003eInner bearing diameter measures exactly 17mm.\u003c\/span\u003e\n\u003cspan style=\"background:#e8f3ff;border:1px solid #a8ccec;border-radius:20px;padding:5px 14px;font-size:0.87em;color:#1a4a7a;white-space:normal;\"\u003eHub width is 50mm for stable wheel mounting.\u003c\/span\u003e\n\u003cspan style=\"background:#e8f3ff;border:1px solid #a8ccec;border-radius:20px;padding:5px 14px;font-size:0.87em;color:#1a4a7a;white-space:normal;\"\u003eThree 8mm wheel studs are pressed in and ready to use.\u003c\/span\u003e\n\u003cspan style=\"background:#e8f3ff;border:1px solid #a8ccec;border-radius:20px;padding:5px 14px;font-size:0.87em;color:#1a4a7a;white-space:normal;\"\u003eFits standard 17mm front spindles on most sprint and oval karts.\u003c\/span\u003e\n\u003cspan style=\"background:#e8f3ff;border:1px solid #a8ccec;border-radius:20px;padding:5px 14px;font-size:0.87em;color:#1a4a7a;white-space:normal;\"\u003eMade from aluminum with a black anodized finish.\u003c\/span\u003e\n\u003cspan style=\"background:#e8f3ff;border:1px solid #a8ccec;border-radius:20px;padding:5px 14px;font-size:0.87em;color:#1a4a7a;white-space:normal;\"\u003eShort length design reduces unsprung weight on the front end.\u003c\/span\u003e\n\u003cspan style=\"background:#e8f3ff;border:1px solid #a8ccec;border-radius:20px;padding:5px 14px;font-size:0.87em;color:#1a4a7a;white-space:normal;\"\u003eProvides full bearing support under cornering side loads.\u003c\/span\u003e\n\u003cspan style=\"background:#e8f3ff;border:1px solid #a8ccec;border-radius:20px;padding:5px 14px;font-size:0.87em;color:#1a4a7a;white-space:normal;\"\u003eManufactured in the USA by PKT.\u003c\/span\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"PKT","offers":[{"title":"Default Title","offer_id":53415186661694,"sku":"PKT17X50FH","price":70.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/pkt-17mm-50mm-front-wheel-hub-three-quarter.jpg?v=1777629601"}],"url":"https:\/\/swiftkarting.com\/collections\/17mm-front-wheel-hubs-1.oembed","provider":"Swift Karting","version":"1.0","type":"link"}