On this parts fiche the Collar,22mm is the most specified component.
The Cr125r 1994 (r) European Direct Sales / Cmf Transmission consists of thirty-one pieces with the Mainshaft Comp. being the most expensive.
Some items from this specific schematic: Gear,mainshaft Si, Collar,22mm, Wash,spline 20mm, Gear,c-4th.