Hyperflex Master Kit 2.18104G fits 55-75 Jeep CJ5 CJ6Description Hyper Flex System; Black; Incl. Front And Rear Spring And Shackle Bushings; Body Mounts; Tie Rod End Boots; Performance Polyurethane; Energys Hyper Flex(TM) is superior performance polyurethane which has proven itself under the most demanding conditions on the race track, off road and street performance driving, Hyper Flex(TM) components do not wear or deteriorate from exposure to undercar chemicals such as oils and coolants and withstand