The Shift Shaft assembly is constructed from several parts from which the Shift Shaft Assy is the most expensive.
The Circlip is the most widely applied product in the YZ80-1 1996 (T) USA SHIFT SHAFT ( three times ).
Some items from this specific schematic: Shift Shaft Assy, Stopper Lever Assy, Shift Pedal Assy, Circlip.