Skyjacker rear dual-rate long-travel coil springs for 2018 Jeep Wrangler JL are specified to deliver a 3.5–4 inch rear lift for 4-door models. The springs are powder-coated black to resist corrosion and are sold as a pair for lift applications. Other parts are required to complete a full lift system, and the springs are covered by Skyjacker's limited lifetime warranty for the specified application.
Skyjacker 2018 Jeep Wrangler JL Rear Dual Rate Long Travel Coil Springs - 3.5in-4in Lift