Parts such as the Rear Wheel: Tube Assembly,wheel,inner, Bearing, Washer (17.5x36x3.2), Washer are included in the Gs850g 1980 (t) Usa (e03) Rear Wheel parts fiche.
The most expensive part in this assembly is the Casting Wheel,rear.
The Pin,cotter is the lowest priced item on this Rear Wheel schematic.