{"product_id":"gy6-50cc-long-case-drive-belt-729-17-5-30","title":"Drive Belt 729-17.5-30 for GY6 50cc 139QMB Long Case Scooter","description":"\u003ch2 data-section-id=\"1p927wt\" data-start=\"324\" data-end=\"343\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"345\" data-end=\"525\"\u003eRestore smooth acceleration and reliable CVT power transfer with this \u003cstrong data-start=\"415\" data-end=\"441\"\u003e729-17.5-30 drive belt\u003c\/strong\u003e, designed for many \u003cstrong data-start=\"461\" data-end=\"524\"\u003eGY6 49cc \/ 50cc 139QMB and 139QMA long case scooter engines\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"527\" data-end=\"852\"\u003eThis belt is commonly used on Chinese scooters and mopeds with \u003cstrong data-start=\"590\" data-end=\"611\"\u003elong case engines\u003c\/strong\u003e, often found on models equipped with \u003cstrong data-start=\"649\" data-end=\"683\"\u003e12-inch or 13-inch rear wheels\u003c\/strong\u003e. It helps transfer engine power from the variator to the clutch assembly, supporting smoother takeoff, better throttle response, and more consistent riding performance.\u003c\/p\u003e\n\u003cp data-start=\"854\" data-end=\"1066\"\u003eMade from fiber-reinforced rubber material, the belt is built to handle normal CVT heat, friction, and daily riding conditions. It is a practical replacement for worn, cracked, slipping, or stretched drive belts.\u003c\/p\u003e\n\u003cp data-start=\"1068\" data-end=\"1274\"\u003e\u003cstrong data-start=\"1068\" data-end=\"1082\"\u003eImportant:\u003c\/strong\u003e Please check the belt number printed on your original belt before ordering. This belt fits \u003cstrong data-start=\"1174\" data-end=\"1212\"\u003e729-17.5-30 long case applications\u003c\/strong\u003e and does \u003cstrong data-start=\"1222\" data-end=\"1229\"\u003enot\u003c\/strong\u003e replace shorter belts such as \u003cstrong data-start=\"1260\" data-end=\"1273\"\u003e669-18-30\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2 data-section-id=\"199g6sg\" data-start=\"1281\" data-end=\"1305\"\u003eProduct Compatibility\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eComponent\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Type\u003c\/td\u003e\n\u003ctd\u003eGY6 49cc \/ 50cc 4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Codes\u003c\/td\u003e\n\u003ctd\u003e139QMB, 139QMA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCase Type\u003c\/td\u003e\n\u003ctd\u003eLong Case Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBelt Size\u003c\/td\u003e\n\u003ctd\u003e729-17.5-30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommon Wheel Size\u003c\/td\u003e\n\u003ctd\u003eOften used on 12\" \/ 13\" rear wheel scooters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle Types\u003c\/td\u003e\n\u003ctd\u003eScooters, mopeds, select small ATVs and go-karts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommon Brands\u003c\/td\u003e\n\u003ctd\u003eTaoTao, Wolf, Ice Bear, Peace Sports, Bintelli, Roketa, and similar Chinese scooter brands\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong data-start=\"1726\" data-end=\"1743\"\u003eFitment Note:\u003c\/strong\u003e\u003cbr data-start=\"1743\" data-end=\"1746\"\u003eGY6 50cc scooters can use different belt sizes depending on the engine case length and wheel setup. Always compare your original belt size before ordering.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1a3ueyz\" data-start=\"1908\" data-end=\"1925\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eCVT Drive Belt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBelt Model\u003c\/td\u003e\n\u003ctd\u003e729-17.5-30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e729 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e17.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAngle\u003c\/td\u003e\n\u003ctd\u003e30°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eFiber-Reinforced Rubber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Compatibility\u003c\/td\u003e\n\u003ctd\u003eGY6 49cc \/ 50cc 139QMB \/ 139QMA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCase Compatibility\u003c\/td\u003e\n\u003ctd\u003eLong Case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Position\u003c\/td\u003e\n\u003ctd\u003eCVT Transmission \/ Variator to Clutch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"2289\" data-end=\"2304\"\u003eKey Features\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1ndnzeo\" data-start=\"2306\" data-end=\"2351\"\u003eDesigned for GY6 50cc Long Case Engines\u003c\/h3\u003e\n\u003cp data-start=\"2352\" data-end=\"2482\"\u003eThe \u003cstrong data-start=\"2356\" data-end=\"2377\"\u003e729mm belt length\u003c\/strong\u003e is commonly used on GY6 50cc long case scooter engines, especially models with larger rear wheel setups.\u003c\/p\u003e\n\u003ch3 data-section-id=\"m6kkb6\" data-start=\"2484\" data-end=\"2525\"\u003eDirect Replacement Size 729-17.5-30\u003c\/h3\u003e\n\u003cp data-start=\"2526\" data-end=\"2650\"\u003eBuilt to replace worn or damaged \u003cstrong data-start=\"2559\" data-end=\"2584\"\u003e729-17.5-30 CVT belts\u003c\/strong\u003e. Always match this number with the size printed on your old belt.\u003c\/p\u003e\n\u003ch3 data-section-id=\"14amh79\" data-start=\"2652\" data-end=\"2694\"\u003eFiber-Reinforced Rubber Construction\u003c\/h3\u003e\n\u003cp data-start=\"2695\" data-end=\"2810\"\u003eMade with reinforced rubber material to help resist stretching, cracking, and wear during normal scooter operation.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1r0tbwx\" data-start=\"2812\" data-end=\"2843\"\u003eSmooth CVT Power Transfer\u003c\/h3\u003e\n\u003cp data-start=\"2844\" data-end=\"2971\"\u003eHelps maintain consistent contact between the variator and clutch pulleys for smoother acceleration and better riding response.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1wc2bvf\" data-start=\"2973\" data-end=\"3017\"\u003eSuitable for Daily Scooter Maintenance\u003c\/h3\u003e\n\u003cp data-start=\"3018\" data-end=\"3141\"\u003eA practical replacement part for scooters with belt slip, poor acceleration, vibration, hard takeoff, or visible belt wear.\u003c\/p\u003e","brand":"GOOFIT","offers":[{"title":"Default Title","offer_id":54473380397224,"sku":"K076-019","price":10.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/9821\/6104\/files\/Belt-729-17-5-30-For-GY6-49cc-50cc-139QMB-139QMA-E-0.jpg?v=1770784356","url":"https:\/\/goofitmoto.com\/products\/gy6-50cc-long-case-drive-belt-729-17-5-30","provider":"GOOFIT Moto","version":"1.0","type":"link"}