Description:

This Crankshaft with Bearings and Connecting Rod is designed for GY6 50cc scooters using the 139QMB engine model. It provides a precise fit to restore engine performance and reliability.

• Engine Model: 139QMB
• Compatibility: GY6 50cc Scooter
• Teeth Count: 16 and 17 Teeth
• Included Components: Bearing
• Exterior Finish: Machined
• Model Number: gy6.50.ck
• Part Number: 610515289663