Coldwater, MI – Upgrade your four door 2018-2021 Wrangler JL with a JKS J-Rated suspension system. These complete, bolt-on kits are custom-engineered to provide the right clearance, ride quality, articulation and performance for your driving style. Features and specs are tailored to suit different types of terrain. JKS makes it easy to choose the right system with our Terrain Scale. Systems are available with heavy duty coil springs and shock absorbers as well as Fox adjustable coilovers. Additional features include dual rate springs, quick disconnect sway bar links and adjustable front track bars come with every J-Rated suspension system. Visit the JKS Manufacturing Website now for details and packages.