The most expensive part in this assembly is the Caliper Assy,rr.
The most reasonably priced component used on the Rm250z 2006 (k6) Usa (e03) Rear Caliper (model K5/k6) is the Washer.
Parts such as the Rear Caliper (model K5/k6): Spring,pad, Cap,bleeder, Pad Set (nas), Bolt(6x10) are included in the Rm250z 2006 (k6) Usa (e03) Rear Caliper (model K5/k6) parts fiche.