A huge variety of Ring & Pinion sets are available for you to re-gear your 2019-2023 Ram 6.7L Diesel. Find a large variety of gear sets for the front and rear differentials. These gear sets are available in a variety of ratios from 3.31 to 5.38 to suit your needs. Top-tier manufacturers such as Yukon, Nitro, Dorman, and USA Standard offer gear and axle components.