12* QMB139 GY6 50cc Clutch Assembly with bell
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12\* QMB139 GY6 50cc Clutch Assembly with Bell
Upgrade your 50cc scooter's performance with this robust GY6 50cc clutch assembly, specifically engineered for QMB139 and 139QMA engines. This essential component ensures reliable power transfer for smooth acceleration and dependable operation.
- 118mm Pulley Outer Diameter: Optimized for efficient power transmission and smooth engagement.
- 115mm Clutch Bell Outer Diameter: Designed for precise fitment and optimal torque delivery.
- 104mm Shoe Outer Diameter: Features durable shoes that provide consistent grip and longevity.
- 12mm Clutch Inner Diameter: Ensures secure mounting and proper fitment onto the drive shaft.
- 22 Splines on Clutch Bell: Guarantees a secure connection and effective engagement with the drivetrain.
Compared to stock or worn-out units, this clutch assembly offers enhanced durability and responsiveness. It's a direct replacement designed to restore or improve the power delivery characteristics of your 50cc GY6 engine, ensuring it performs at its peak.
Key Technical Advantages: Technology and Performance
Engineered with precision for GY6 50cc (QMB139) engines, this clutch assembly utilizes quality materials to withstand the demands of daily riding and performance tuning. Its balanced design ensures smooth engagement from a standstill and reliable power transfer at speed, enhancing both the riding experience and the longevity of your transmission system.








