The most reasonably priced component used on the Gsx550es 1987 (h) (e02 E04 E21 E22 E25) Front Master Cylinder is the Screw.
The Gsx550es 1987 (h) (e02 E04 E21 E22 E25) Front Master Cylinder consists of eleven pieces with the Master Cylinder Assy, Front being the most expensive.
The eleven Gsx550es 1987 (h) (e02 E04 E21 E22 E25) Front Master Cylinder component parts are all listed in this schematic.