Polini Primary Straight Gears, Vespa 125 ET3

This set replaces your original clutch basket and crankshaft gear to change the gear ratio. Fits Primavera, Late Vespa 50 and 90 (4 speed) and ET3.

Fits:

Vespa - Vintage

V9A Vespa 90

V9B 100 Sport

VMA Primavera 125

VMB ET3 125