Check out any of the twenty-two Rear Swinging Arm components enlisted.
Parts such as the Rear Swinging Arm: Spacer,rr Swgarm Pivot Ctr, Bush, Swing Arm Assembly,rear, Swing Arm Assembly,rear are included in the Gs750b 1979 (n) Usa (e03) Rear Swinging Arm parts fiche.
The Pin 20x20 is the lowest priced item on this Rear Swinging Arm schematic.