Crankshaft for 125–150 cc 4-stroke scooters. It converts the reciprocating motion of the piston into rotation and transmits it to the transmission. Country of origin: China.
Signs of a worn crankshaft: connecting rod knock and play, vibration, loss of power. The oil seals must always be replaced after replacing the shaft. When repairing the shaft, it is important to check the bearings and the runout, and installation is best left to a mechanic.
What to consider when choosing:
- engine type
- connecting rod dimensions
- completeness
