{"product_id":"428-13t-17mm-front-engine-sprocket-pit-bike-atv","title":"428-13T Front Engine Sprocket (17mm) for 50cc–160cc Dirt Pit Bike \u0026 ATV","description":"\u003ch2 data-path-to-node=\"3\" class=\"\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-path-to-node=\"4\"\u003e\u003cspan class=\"\"\u003eOptimize your drivetrain with the \u003c\/span\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"34\" class=\"\"\u003e428-13T Heavy-Duty Front Sprocket\u003c\/b\u003e\u003cspan class=\"\"\u003e,\u003c\/span\u003e\u003cspan class=\"\"\u003e designed for riders who demand a balance of quick acceleration and steady mid-range power.\u003c\/span\u003e\u003cspan class=\"\"\u003e Engineered for the robust \u003c\/span\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"186\" class=\"\"\u003e428-series chain\u003c\/b\u003e\u003cspan class=\"\"\u003e,\u003c\/span\u003e\u003cspan class=\"\"\u003e this 13-tooth sprocket is a direct fit for 17mm countershafts common on most 50cc to 160cc engines.\u003c\/span\u003e\u003cspan class=\"\"\u003e With high machining accuracy and excellent thermal stability,\u003c\/span\u003e\u003cspan class=\"\"\u003e it ensures smooth power delivery and consistent performance even under high-temperature,\u003c\/span\u003e\u003cspan class=\"\"\u003e off-road conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-path-to-node=\"6\"\u003eProduct Compatibility\u003c\/h2\u003e\n\u003ctable data-path-to-node=\"7\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"7,1,0,0\"\u003e\u003cb data-path-to-node=\"7,1,0,0\" data-index-in-node=\"0\"\u003eEngine Displacement\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"7,1,1,0\"\u003e50cc, 70cc, 110cc, 125cc, 140cc, 160cc\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"7,2,0,0\"\u003e\u003cb data-path-to-node=\"7,2,0,0\" data-index-in-node=\"0\"\u003eVehicle Types\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"7,2,1,0\"\u003eDirt Pit Bikes, Mini Bikes, ATVs, 4-Wheelers, Motorcycles\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"7,3,0,0\"\u003e\u003cb data-path-to-node=\"7,3,0,0\" data-index-in-node=\"0\"\u003eChain Pitch\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"7,3,1,0\"\u003e\u003cb data-path-to-node=\"7,3,1,0\" data-index-in-node=\"0\"\u003e428\u003c\/b\u003e (Heavy Duty)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"7,4,0,0\"\u003e\u003cb data-path-to-node=\"7,4,0,0\" data-index-in-node=\"0\"\u003eShaft Fitment\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"7,4,1,0\"\u003e17mm Countershaft\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"7,5,0,0\"\u003e\u003cb data-path-to-node=\"7,5,0,0\" data-index-in-node=\"0\"\u003eCommon Brands\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"7,5,1,0\"\u003eApollo, SSR, Coolster, TaoTao, Piranha, YX\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 data-path-to-node=\"9\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable data-path-to-node=\"10\" style=\"width: 99.9589%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.3444%;\"\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.5578%;\"\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.3444%;\"\u003e\u003cspan data-path-to-node=\"10,1,0,0\"\u003e\u003cb data-path-to-node=\"10,1,0,0\" data-index-in-node=\"0\"\u003eTooth Count\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.5578%;\"\u003e\u003cspan data-path-to-node=\"10,1,1,0\"\u003e13T (13 Teeth)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.3444%;\"\u003e\u003cspan data-path-to-node=\"10,2,0,0\"\u003e\u003cb data-path-to-node=\"10,2,0,0\" data-index-in-node=\"0\"\u003eShaft Diameter\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.5578%;\"\u003e\u003cspan data-path-to-node=\"10,2,1,0\"\u003e17mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.3444%;\"\u003e\u003cspan data-path-to-node=\"10,3,0,0\"\u003e\u003cb data-path-to-node=\"10,3,0,0\" data-index-in-node=\"0\"\u003eGear Inner Diameter\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.5578%;\"\u003e\u003cspan data-path-to-node=\"10,3,1,0\"\u003e14mm (0.55\")\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.3444%;\"\u003e\u003cspan data-path-to-node=\"10,4,0,0\"\u003e\u003cb data-path-to-node=\"10,4,0,0\" data-index-in-node=\"0\"\u003eOuter Diameter\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.5578%;\"\u003e\u003cspan data-path-to-node=\"10,4,1,0\"\u003e57mm (2.24\")\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.3444%;\"\u003e\u003cspan data-path-to-node=\"10,5,0,0\"\u003e\u003cb data-path-to-node=\"10,5,0,0\" data-index-in-node=\"0\"\u003eMounting Hole Spacing\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.5578%;\"\u003e\u003cspan data-path-to-node=\"10,5,1,0\"\u003e30mm (1.18\") center-to-center\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.3444%;\"\u003e\u003cspan data-path-to-node=\"10,6,0,0\"\u003e\u003cb data-path-to-node=\"10,6,0,0\" data-index-in-node=\"0\"\u003eChain Size\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.5578%;\"\u003e\u003cspan data-path-to-node=\"10,6,1,0\"\u003e428\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 data-path-to-node=\"12\"\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"13,0,0\"\u003e\n\u003cb data-path-to-node=\"13,0,0\" data-index-in-node=\"0\"\u003eBalanced Gearing Ratio:\u003c\/b\u003e The 13-tooth configuration offers the \"sweet spot\" for 428 chain setups, providing enough torque for hill climbing while maintaining a smooth top-end speed.\u003c\/li\u003e\n\u003cli data-path-to-node=\"13,1,0\"\u003e\n\u003cb data-path-to-node=\"13,1,0\" data-index-in-node=\"0\"\u003eSuperior Thermal Stability:\u003c\/b\u003e Engineered to resist high-temperature oxidation, this sprocket maintains its structural integrity and hardness during long, intense rides on air-cooled engines.\u003c\/li\u003e\n\u003cli data-path-to-node=\"13,2,0\"\u003e\n\u003cb data-path-to-node=\"13,2,0\" data-index-in-node=\"0\"\u003ePrecision Machining Accuracy:\u003c\/b\u003e Manufactured to strict tolerances to ensure a perfect seat on the 17mm output shaft, reducing mechanical vibration and protecting your engine’s internal components.\u003c\/li\u003e\n\u003cli data-path-to-node=\"13,3,0\"\u003e\n\u003cb data-path-to-node=\"13,3,0\" data-index-in-node=\"0\"\u003eHigh Wear Resistance:\u003c\/b\u003e Crafted from high-strength steel designed to withstand the abrasive grit of off-road environments, significantly extending the time between drivetrain maintenance.\u003c\/li\u003e\n\u003cli data-path-to-node=\"13,4,0\"\u003e\n\u003cb data-path-to-node=\"13,4,0\" data-index-in-node=\"0\"\u003eUniversal 30mm Mounting:\u003c\/b\u003e Features the industry-standard 30mm mounting hole spacing, making it compatible with almost all 17mm shaft locking plates and bolt kits used on Chinese pit bikes and ATVs.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GOOFIT","offers":[{"title":"Default Title","offer_id":54473595060392,"sku":"Q001-035","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/9821\/6104\/files\/Front-Sprocket-428-13T-17mm-For-50cc-125cc-Engine-0.jpg?v=1770787346","url":"https:\/\/goofitmoto.com\/products\/428-13t-17mm-front-engine-sprocket-pit-bike-atv","provider":"GOOFIT Moto","version":"1.0","type":"link"}