Aldan ALD-4 Shock Bushings, Set of 8, Black Polyurethane, Replacement Coilover Shock Bushings, Set of 8, Kit Fits a Pair of Aldan Shocks - Top and Bottom Replacements USA Made Polyurethane - Premium Grade Materials Used - Black 3/4" I.D. allows use of 5/8" or 1/2" Steel Sleeves Reduces Road Noise & Improves Vehicle Handling Can be pressed in by hand - No tools needed