The Bolt (8x30) is the most widely applied product in the GS1100ES 1983 (D) USA (E03) REAR MASTER CYLINDER ( two times ).
Parts such as the Rear Master Cylinder: Lock Washer, Clamp, Tank Assembly,reservoir, Hose,reservoir Tank are included in the Gs1100es 1983 (d) Usa (e03) Rear Master Cylinder parts fiche.