A patented Full Contact Dual Angle Shim, that corrects Toe and Camber with one shim. These two-piece adjustable shims are available in 4 sizes which cover many rear shimable FWD vehicles. Durable construction, proven adjustment changes within .03 degrees toe and .01 degrees camber. CAUTION: Check for caliper to rotor clearance when installing this part on vehicles equipped with rear disc brakes. Some vehicles may require the use of longer bolts. Recommend use of 10408 bolts and 75970 spacers as required. Recommend use of 75915 Shim Cutter. 75910 Dial Chart and EZ SHim Online available for setting shims. California Residents WARNING