{"product_id":"219-smoker-ultra-light-sprocket-one-piece-half-tooth","title":"#219 Smoker Performance Ultra-Light Sprocket - One Piece (Half Tooth)","description":"\u003cp\u003e\u003cstrong\u003eChain Pitch:\u003c\/strong\u003e #219\u003cbr\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e 7075 Aluminum\u003cbr\u003e\u003cstrong\u003eThickness:\u003c\/strong\u003e 1mm thinner than Driveline #219 sprockets\u003cbr\u003e\u003cstrong\u003eTooth Range:\u003c\/strong\u003e 67.5T - 84.5T in half-tooth increments\u003cbr\u003e\u003cstrong\u003eFull System Weight:\u003c\/strong\u003e 15 oz (with hub and guard)\u003c\/p\u003e\u003cp\u003eThis one-piece #219 sprocket from Smoker Performance lets you fine-tune gear ratios with half-tooth steps that fall between standard full-tooth jumps. Machined from 7075 aluminum and 1mm thinner than typical options, it reduces rotating mass and chain drag while simplifying install on race day.\u003c\/p\u003e\u003cdiv class=\"tip-block\"\u003e\n\u003cstrong\u003ePerformance Tips:\u003c\/strong\u003e \u003cem\u003eTest half-tooth jumps like moving from 72T to 72.5T on tight tracks to improve acceleration out of corners without losing top speed. Beginners should \u003ca href=\"\/blogs\/news\/how-to-use-aim-race-studio-lo206-data\"\u003elog lap times with each change\u003c\/a\u003e while experts monitor chain wear and polar moment of inertia gains.\u003c\/em\u003e\n\u003c\/div\u003e\u003cp\u003eThe single-piece design bolts directly to the Smoker Performance mini sprocket hub. Pair it with a 200 mm carbon guard for 68-72T sizes or a 220 mm guard for 73-85T applications. The laser-etched logo and lightening holes keep weight to a minimum while maintaining strength.\u003c\/p\u003e\u003cdetails\u003e\u003csummary\u003eHow does the half-tooth sizing improve kart performance?\u003c\/summary\u003e\u003cp\u003eHalf-tooth increments from 67.5T to 84.5T allow precise gear ratio tuning between standard full-tooth steps, helping both beginner and advanced drivers optimize acceleration and top speed for specific track conditions and #219 chain setups.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill this ultra-light sprocket fit my existing mini hub and guard?\u003c\/summary\u003e\u003cp\u003eYes, the one-piece 7075 aluminum sprocket mates directly to the Smoker Performance mini sprocket hub. Use the 200 mm carbon fiber guard for 68-72T or the 220 mm version for 73-85T to complete the lightweight assembly.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003cdiv style=\"margin:28px 0;font-family:inherit;\"\u003e\n  \u003cdetails style=\"border:1px solid #d0e4f0;border-radius:8px;overflow:hidden;\"\u003e\n    \u003csummary style=\"cursor:pointer;padding:12px 18px;background:#eef6fc;font-weight:700;font-size:1.02em;list-style:none;display:flex;align-items:center;gap:10px;\"\u003e\n      \u003cspan style=\"font-size:1.1em;color:#1a6090;\"\u003e▸\u003c\/span\u003e\n      \u003cspan style=\"color:#1a6090;\"\u003eProduct Highlights\u003c\/span\u003e\n    \u003c\/summary\u003e\n    \u003cul style=\"margin:0;padding:10px 18px 14px 18px;list-style:none;background:#fff;\"\u003e\n\u003cli style=\"padding:7px 0;border-bottom:1px solid #eef2f6;display:flex;gap:10px;align-items:flex-start;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;\"\u003e✓\u003c\/span\u003e\u003cspan\u003eThis sprocket drives the rear axle by engaging the #219 chain on your kart.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:7px 0;border-bottom:1px solid #eef2f6;display:flex;gap:10px;align-items:flex-start;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;\"\u003e✓\u003c\/span\u003e\u003cspan\u003eMachined from 7075 aluminum for reduced rotating weight.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:7px 0;border-bottom:1px solid #eef2f6;display:flex;gap:10px;align-items:flex-start;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;\"\u003e✓\u003c\/span\u003e\u003cspan\u003eAvailable in half-tooth sizes from 67.5T to 84.5T for precise gear ratio tuning.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:7px 0;border-bottom:1px solid #eef2f6;display:flex;gap:10px;align-items:flex-start;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;\"\u003e✓\u003c\/span\u003e\u003cspan\u003eMeasures 1 mm thinner than standard Driveline #219 sprockets.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:7px 0;border-bottom:1px solid #eef2f6;display:flex;gap:10px;align-items:flex-start;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;\"\u003e✓\u003c\/span\u003e\u003cspan\u003eOne-piece design mounts directly to Smoker Performance mini sprocket hub.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:7px 0;border-bottom:1px solid #eef2f6;display:flex;gap:10px;align-items:flex-start;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;\"\u003e✓\u003c\/span\u003e\u003cspan\u003eLightening holes reduce mass while maintaining strength.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:7px 0;border-bottom:1px solid #eef2f6;display:flex;gap:10px;align-items:flex-start;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;\"\u003e✓\u003c\/span\u003e\u003cspan\u003eLaser-etched Smoker logo on the face for easy identification.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"padding:7px 0;border-bottom:1px solid #eef2f6;display:flex;gap:10px;align-items:flex-start;\"\u003e\n\u003cspan style=\"color:#2a8a4a;font-weight:bold;flex-shrink:0;\"\u003e✓\u003c\/span\u003e\u003cspan\u003ePairs with 200 mm carbon guard on 68-72T sizes and 220 mm guard on 73-85T sizes.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/details\u003e\n\u003c\/div\u003e","brand":"Smoker Performance","offers":[{"title":"67.5T","offer_id":53416939323710,"sku":"SK-Smoker-Performance-HT-67-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"68.5T","offer_id":53416939356478,"sku":"SK-Smoker-Performance-HT-68-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"69.5T","offer_id":53416939389246,"sku":"SK-Smoker-Performance-HT-69-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"70.5T","offer_id":53416939422014,"sku":"SK-Smoker-Performance-HT-70-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"71.5T","offer_id":53416939454782,"sku":"SK-Smoker-Performance-HT-71-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"72.5T","offer_id":53416939487550,"sku":"SK-Smoker-Performance-HT-72-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"73.5T","offer_id":53416939520318,"sku":"SK-Smoker-Performance-HT-73-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"74.5T","offer_id":53416939553086,"sku":"SK-Smoker-Performance-HT-74-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"75.5T","offer_id":53416939585854,"sku":"SK-Smoker-Performance-HT-75-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"76.5T","offer_id":53416939618622,"sku":"SK-Smoker-Performance-HT-76-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"77.5T","offer_id":53416939651390,"sku":"SK-Smoker-Performance-HT-77-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"78.5T","offer_id":53416939684158,"sku":"SK-Smoker-Performance-HT-78-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"79.5T","offer_id":53416939716926,"sku":"SK-Smoker-Performance-HT-79-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"80.5T","offer_id":53416939749694,"sku":"SK-Smoker-Performance-HT-80-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"81.5T","offer_id":53416939782462,"sku":"SK-Smoker-Performance-HT-81-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"82.5T","offer_id":53416939815230,"sku":"SK-Smoker-Performance-HT-82-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"83.5T","offer_id":53416939847998,"sku":"SK-Smoker-Performance-HT-83-5T","price":26.0,"currency_code":"USD","in_stock":true},{"title":"84.5T","offer_id":53416939880766,"sku":"SK-Smoker-Performance-HT-84-5T","price":26.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/smoker-219-ultra-light-half-tooth-sprocket-overhead.jpg?v=1777656211","url":"https:\/\/swiftkarting.com\/products\/219-smoker-ultra-light-sprocket-one-piece-half-tooth","provider":"Swift Karting","version":"1.0","type":"link"}