The Washer(10x15x1.5) is the most widely applied product in the GSF1200SA 1998 (W) (E17 E18 E22 E34) REAR MASTER CYLINDER (GSF1200T/V/W/X/ST/SV/SW/SX) ( four times ).
The Pin is the cheapest item from this partsfiche.
The Rear Master Cylinder (gsf1200t/v/w/x/st/sv/sw/sx) is made up of components including this Cylinder Assy,rr Master which is the most expensive.