New Triumph and BSA unit singles (late type) kickstart ratchet pinion gear. This pinion gear is made in England and comes with 17T – replaces both BSA and Triumph part numbers57-2683, T2683 and 40-3271.
Fits most unit singles (with side points) from 1965-1973 including the B25, C25, C15, B40, B44, and others(excluding the Triumph Cub). Please check your parts book and bore size prior to ordering pistons..

Please note that this gear is sold each as pictured

**Features**

• Made in England
• OEM Part number is 57-2683, T2683 and 40-3271