Fits 1997-2004 C5 Corvettes;Fits 2005-2013 C6 Corvettes;Includes front (CBK551) and rear (CBK552) control arm Delrin bushing kits;Internally-fluted, greaseable Delrin bushings;6061-aluminum inner sleeves;Replaces the factory upper and lower control arm bushings in the front and rear;Eliminates control arm bushing deflection;Significantly reduces wheel hop;Increases suspension control;Improves steering feel and stability;Available black for a durable finish;5-6 hour installation time;Proudly designed in the USA!;Proudly made in the USA!