USA Standard Gear Master Overhaul Kits provide all of the necessary parts for a differential overhaul in one simple part number. Save time and money, and get the exact parts you need for your specific installation. Master Overhaul Kit 2014 & Up RAM 2500 11.5 Rear The Most Comprehensive and Complete Master Rebuild Kit on the Market Features and Benefits: Master Overhaul Kit 2014 & Up RAM 2500 11.5 inch Rear The Most Comprehensive and Complete Master Rebuild Kit on the Market Details: AAP UDA 4: 50 Grade Type: Regular Application Summary: 2014-2018 Ram 2500 Big Horn Laramie Laramie Longhorn Power Wagon Slt Tradesman Outdoorsman Laramie Limited Lone Star Limited (Rear) (Note: Chrysler 11.5 inch. Rear w/ Coil Spring Master Overhaul Kit 2.125 inch. Id Inner Pinion Bearing)