Description Reviews WMW Rear Shock Adapter Bushings. These are necessary for swapping a new suspension onto your R53 MINI Cooper S GP, R55, R56, R57, R58 or R59 Mini Cooper. These allow you to space out the Rear Suspension so that the bolt to the rear trailing arm will sit flush and firm. Made from Stainless Steel. Without these you will damage your expensive aluminum trailing arms. Sold as a pair (Qty 2)