The most expensive part in this assembly is the Arm, Rear 1.
A sample from the products for the Rear Arm & Suspension include: Bolt(4ga), Bush, Solid(8v0), Shaft, Pivot, Cover.
The most reasonably priced component used on the Xp500a 2006 5vub Belgium 1e5vu-300ek Rear Arm & Suspension is the Washer(6ta).