Parts such as the Rear Swinging Arm: Washer (18.5x28x2), Bolt, Cap,pivot, Washer are included in the Gsx1100es 1986 (g) (e01 E16 E17 E21 E22 E25 E34) Rear Swinging Arm parts fiche.
This part-list fiche shows all the components that make up the Gsx1100es 1986 (g) (e01 E16 E17 E21 E22 E25 E34) Rear Swinging Arm .
In this schematic the "Bushing" is used most often.