Transmission gears made of special steel with straight teeth and recalculated ratio.
They completely eliminate all the axial pressures, thereby reducing stress on the bearings.
They are constructed using high-precision machine, casehardened, tempered and ground to provide silent running and long life.
Modellek:
- PIAGGIO ZIP 50 4T
- VESPA ET4 50 4T
- VESPA LX 4V 50 4T euro 2
- VESPA S 4V 50 4T euro 2 (C386M)
