Parts such as the E-12 Final Shaft: B/brg Rad N/com, Gear Final Driven, Washer,spring, Stopper,damper are included in the Gl1100a 1982 (c) E-12 Final Shaft parts fiche.
Of all the components used in this assembly the Gear Final Driven is the most expensive.
The Honda E-12 FINAL SHAFT has thirteen products enlisted in the schematic.