In this schematic the "Wash,spline 20mm" is used most often.
The most reasonably priced component used on the Cr125r 1985 (f) Usa Transmission is the Bolt,flg.dr 8x20.
Parts such as the Transmission: Gear Comp,c-low, O-ring,20mm, Washer,spline, Washer,17.2mm are included in the Cr125r 1985 (f) Usa Transmission parts fiche.