The most reasonably priced component used on the Gs500e 1995 (s) (e02 E04 E22 E25 E34 E37) / P9 Transmission is the Pin.
Parts such as the Transmission: Circlip, Bushing 25x29x10, Shaft,drive, C Ring are included in the Gs500e 1995 (s) (e02 E04 E22 E25 E34 E37) / P9 Transmission parts fiche.
On this parts fiche the Screw ,6x16 is the most specified component.