The synergy suspension for both 2door and 4 door jeep comes with the following components. It has a powder coat finish that is both abrasive resistant and corrosion resistant. It is made from DOM tubing that is high quality and is crush resistant. The arms can allow the use of the OEM wheels that have larger tires without the need for any additional wheel spacer. It has OEM style bushing to ensure it has extended performance and it also minimizes road vibration. For paramount performance it has the Johnny joints. It has a bolt assembly and therefore allows for adjustment of the control arm without having to remove the control arm mounting bolt. The bolt on components so it has an easy and trouble free installation. Installation is easy with the use of basic hand tools. It is usually sold in pairs and includes two Johnny joints, two rear long upper control arms two OEM style bushing assemblies two pinch bolts of grade 8 hardware together with two synergy suspension double adjuster sleeve.