Moog K304 Control Arm Bushing Kit, Pack of 4 Bushings are manufactured from high quality elastomer compounds for durability and ride performance. Elastomer compounds do not utilize any reground rubber fillers. High level bonding adhesive is used for durability. Bushings are assembled with the proper precompression to provide the ultimatein performance and feel. Fits 1955 - 1982 Chevy vehicles Two kits needed to complete installation Packaged in pairs Original equipment quality to replace worn-out bushings Bushing is made of rubber