Enhance your scooter’s CVT transmission with the SSP-G Aluminum Drive Face, designed for QMB139 50cc 4-stroke engines. Built from lightweight aluminum, this drive face increases belt grip and reduces rotational weight—resulting in smoother power delivery and improved throttle response.
Perfect for riders replacing worn OEM components or upgrading their CVT system, the SSP-G drive face is compatible with most Chinese 50cc scooters using the QMB139 engine platform.
Overall Diameter 114mm
Inner Diameter 14mm
