Parts such as the Rear Caripers: Caliper Assembly,rear, Cover,dust, Clip,pad Pin, Bolt are included in the Gs1100e 1980 (t) Usa (e03) Rear Caripers parts fiche.
On this parts fiche the Pad,brake is the most specified component.
This Rear Caripers diagram displays the required parts for the Gs1100e 1980 (t) Usa (e03) Rear Caripers.