Tuff Country axle shim kit for 2003–2023 Ram 3500 4WD and 2003–2013 Ram 2500, sized for a -3 degree correction with 3-inch width and 1/2-inch center pins, is used to adjust rear differential angle. These tapered shims install between the axle and leaf springs to correct pinion angle and help reduce or eliminate vibration introduced by some lift kits.
Tuff Country 03-23 Ram 3500 4wd / 03-13 Ram 2500 -3 Degree Axle Shims 3in Wide 1/2in Center Pins Pr