OEM 681x17.7x32 Drive Belt - 139QMB/GY6 50cc Scooters

This OEM replacement CVT drive belt (681 x 17.7 x 32) is engineered for many 139QMB/GY6-based 50cc scooters with short case engines, including the full Chicago Scooter Company lineup. It delivers the exact tension and grip required for smooth, reliable power delivery — no modification needed. High-tensile synthetic rubber construction resists stretching, edge-fraying, and heat from daily stop-and-go riding.

Key Features:

• OEM-spec fitment — direct replacement, no modification needed
• High-tensile synthetic rubber resists stretching and edge-fraying
• Fits many 139QMB, 139QMA, GY6, and related 50cc short-case engine codes
• Compatible with a wide range of Chinese-manufactured 50cc scooters with 10" wheels

Specifications:

• Measurements: 681mm x 17.7mm x 32°
• Material: High-density synthetic rubber
• SKU: 1200-4002 | Made in China

CSC Model Compatibility:

Also fits 139QMB-based 50cc/80cc engines with codes including: 139QMA, 139QMB, 1P39QMB, 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, and more. Compatible with scooters from Amstar, Baotian, Bashan, BMS, Chicago Scooter Company, Dongfang, E-Ton, Ice Bear, Jonway, Keeway, Kymco, Lance, Lifan, Linhai, Loncin, Motorino, Roketa, SYM, TaoTao, Vento, Vitacci, Wolf, X-Pro, ZNEN, and many more 139QMB-powered brands.

Verify Belt size by viewing the print on the outer surface of your CVT belt before ordering.

California Prop 65 Warning: www.p65warnings.ca.gov

• OEM-spec fitment — direct replacement, no modification needed
• High-tensile synthetic rubber resists stretching and edge-fraying
• Fits 139QMB, 139QMA, GY6, and related 50cc engine codes
• Compatible with a wide range of Chinese-manufactured 50cc scooters

681 x 17.7 x 32

Brands: Amstar, Amigo, Ascend, Baotian, Bashan, Blade, Boom, Chicago Scooter Company, Dongfang, Roketa, Baotian, Bashan, BMS, Cool Sports, E Ton, Fly Wing, Eagle, Fly, Italica, Riya, Ice Bear, Jackel, Jet Moto, JCL, Taotao, Peace, JM Star, Jonway, Kazuma, Keeway, KMD, Kymco, Lance, Lifan, Linhai, Loncin, Longbo, Fuxin, Jiajue, Tao Tao, Tao Motors, Trailmaster, Maxtrade, Meitien, Motofino, Motorino, NST, Panterra, Panther, Qlink, Yiben, Red Streak, Redcat, Roketa, Schwinn, Strada, SYM, Tank, Terminator ,Tomberlin, TNG, United Motors, Vento, Vitacci, Wildfire, Wolf, X-Treme, X-Pro, Yongfu, ZNEN, Zhongneng , Zhilong, Geely, Wangye, ZH and more Manufactured by: Taizhou Zhongneng Motorcycle Co.; Jiangsu Zhongneng Motorcycle Co.; Jiangsu Meijunte Technology Co.; Taizhou Qianxin Vehicle Co.; Ningbo Dongfang Lingyun Vehicle Made Co.; Taizhou Zhilong Technology Co.; Zhejiang Jiajue Motorcycle Manufacturing Co.; Zhejiang Gelly Ming Industrial Co.; Taizhou City Senglong Motorcycle Manufacture Co.; Jiangsu Sacin Motorcycle Co.; Jiangsu Linhai Power Machinery Group Co.; Zheijiang TaoTao Vehicles Co.; Zhejiang Senling Motorcycle Co.; Sanmen County Yongfu Machine Co; Taizhou Jiaojiang Zhiwei Motorcycle Manufacture Co.; Huzhou Daixi Zhenhua Technology Trade Co.; Taizhou Zhongneng Motorcycle Co.; Zhejiang Riya Motorcycle Co.; Ningbo Longjia Motorcycle Co.; Taizhou Zhongneng Motorcycle Co.; and more