Dominate the dirt, gravel, or mud in your 2019-2023 Ram 6.7L Cummins with Differential Carriers & Lockers. Gain traction and modify your drivetrain with Lockers, spools, limited slip differentials, empty carrier cases, and many more products. 1/2-ton, 3/4-ton, and 1-ton products are available to fit your specific needs. USA Standard Gear, Yukon Gear & Axle, and Nitro Gear & Axle are just some of the top-tier companies you'll find.