Parts such as the Rear Master Cylinder: Bolt, Rod,push, Nut, Pin are included in the Gs500e 1997 (v) (e02 E04 E22 E24 E25 E34 E37) Rear Master Cylinder parts fiche.
The Gs500e 1997 (v) (e02 E04 E22 E24 E25 E34 E37) Rear Master Cylinder consists of twenty-five pieces with the Cylinder Assy,rr Master being the most expensive.
In this schematic the "Washer(10x15x1.5)" is used most often.