Upgrade the differentials in your 2007.5-2018 Dodge Ram 6.7L Diesel with Differential Carriers & Lockers. Rebuild your axles with empty carrier cases, or gain traction with lockers, spools, limited slip differentials, and more. 1/2-ton, 3/4-ton, and 1-ton products are available to fit your specific needs. Find the most popular manufacturers like Yukon Gear & Axle, Nitro Gear & Axle, and USA Standard Gear.