ARBs Air Locker(R) engineers have expanded the range of differential covers and are pleased to release new versions of their competition differential cover to suit the Jeep Wrangler JL Sport; Sahara and Rubicon models. These new differential covers are a great addition to the already extensive range which exists for the Jeep Dana differentials. ARBs Differential Cover will protect your differential against the hazards of competition or extreme off-road use. When off-road; it is inevitable that obstacles encountered could potentially inflict expensive damage on your differential. To prevent this; ARBs Differential Cover has been specifically engineered to protect the differential and ring and pinion set and your ARB Air Locker(R) from any off-road hazards.