Vespa 21 tooth clutch drive cog COSA/PX Disc

Vespa COSA type clutch drive cog 21 tooth

This cog used with 65 tooth primary drive (200) ideal for up gearing your PX125

Vespa gearing is an art form in it self! These 21T drive cogs when used with a 65T primary gear gives much longer gearing (ideal for kitted PX motors)

This item is suitable for

COSA

PX Disc