Gear cluster -CRIMAZ- Vespa PX125, PX150, PX200, T5 125cc, Cosa, Rally - 12-13-17-20 - short 4th gear

Shaft -CRIMAZ- Vespa PX
Crimaz tuning parts belong to the high-end variant and accordingly are his
innovations of price / performance. Actually coming from the smallframe sector,
but now also offers its parts for the largeframe sector. In this
case, a bolted auxiliary shaft, which eliminates the läctige riveting of the primary wheel on
the auxiliary shaft. The harder shock absorber springs catch higher
torque peaks better than the original springs. The supplied
countersunk screws should be used with threadlocker. The
auxiliary shaft is for the following gradation (12/57, 13/42, 17/38, 21/35) and only
shortens 4th gear from the module to match the original gears.

(TW050122)