Parts such as the Transmission: Bearing(20x24x10).8, Gear,fifth Drive, Bolt, Gear,second Driven are included in the Gsx1100e 1981 (x) General Export (e01) Transmission parts fiche.
The Transmission is made up of components including this Chain,drive(did630yl,96le) which is the most expensive.
The Circlip is the lowest priced item on this Transmission schematic.