The Rear Caliper (model X) assembly is constructed from several parts from which the Caliper Assy,rr is the most expensive.
Parts such as the Rear Caliper (model X): Spring,pad, Bolt, Piston Set, Bracket are included in the Xf650 1997 (v) (e02 E04 E17 E18 E22 E24 E25 E34) Rear Caliper (model X) parts fiche.