UMI’s rear leaf spring is a high perfomance solution to lowering the rear of your 1970-1981 Camaro or Firebird. These springs feature high quality US Steel, multi-leaf construction and lower the car an average of 2" to 2-½" below stock ride height. They bolt directly into the stock location with no modifications required. The front eyelet features a pre-installed rubber bushing to maintain ride comfort. The rear eyelet is bare and requires factory bushings or optional UMI 2625 (poly) or 2626 (Delrin) bushing and shackle kit.