Yamaha & Giant SyncDrive PW-X & X2 plastic drive wheel assembly. Straight cut.

This is a genuine Yamaha part. It is a plastic transmission part,
which transfers power from the electric motor to a large steel drive gear

The gearbox has been fitted with a new bottom bracket bearing and clutch bearing.

NOTE: This gearbox assembly has a straight cut steel gearbox, please check that this is suitable for your specific engine: Yamaha PW-X Yamaha PW-X2