The component with the lowest price in the REVERSE GEAR schematic is the Cir Clip,ex.20.
Parts such as the Reverse Gear: Bolt,flange 6x32, Gear,start Idle, Washer B,thrust (, Needle Brg are included in the Gl1500se Goldwing Special Edition 1991 (m) Austria / Kph Reverse Gear parts fiche.
With three applications this Bolt,flange 6x32 is the most specified part.