ReadyLIFT Suspension is happy to announce that we have developed a 8-Arm Lift Kit category for the Jeep JK Wrangler that is made right here in the U.S.A. These exciting 8-Arm Terrain Flex Lift Kits are designed to maximize the Jeep owners on and off road experience without having to break the bank! The 69-6408 4" 8-Arm Terrain Flex Lift kit features our new proprietary Heavy Duty DOM tube steel Control Arms with TCT - Terrain Control Technology flex joints integrated into our popular coil spring lift kits. This lift kit requires longer shocks - available in kit 69-6409. 69-6408 DOES NOT include longer shocks. The ReadyLIFT Jeep JK 4" Terrain Flex 8-Arm Lift Kits are a great option for the Jeep owner who wants more than just a lift kit, but doesn't require the need for an over-the-top expensive long-arm suspension system. Our new Control Arms feature our TCT - Terrain Control Technology flex joints contained in heavy duty forged housings that bolt right up in replacement of the inferior OEM Control Arms. This new 8-arm system allows the Jeep owner to have a lifted JK that rides great and performs outstanding even in the roughest terrain. If you want the best lift component offering in a kit that doesn't break the bank, our new 8-arm SST Lift kits are exactly what you need. Available in both 4" and 2.5" lift heights, these kits also include important bolt-on accessories such as a specially designed plate steel rear track bar bracket to correct roll center and track bar placement, a new heavy-duty front track bar and extended length sway bar end links keep your JK handling properly. ReadyLIFT 4" Terrain Flex 8-Arm Lift Kits are designed for use on ALL Jeep JK Wrangler 2-door & 4-door vehicles and like all ReadyLIFT products, are covered by our ReadyGuard Powertrain Warranty. NOTE: 2012-UP JKs may require front driveshaft and exhaust modifications for off road use. NOTE: 4.0" Lift - max 37" Tires with flat fenders. 35" with stock fenders