The DYNATRAC Adjustable Rear Track Bar for the 2007-2018 JK will work on any Jeep JK with 2.5 - 4.5" of lift. Upgrading your Jeep JK track bar is great for centering the rear axle allowing it to track perfectly under the vehicle vs. offset to the side. The DYNATRAC Adjustable Track Bar contains a dual stage Polyurethane / Delrin Bushing kit on one end that has minimal deflection and a rod end with our pinch bolt housing that allows on Jeep adjustability.