2012 Ram 1500 Tradesman HD (Rear) (Drive: RWD); 2011-2013 Ram 2500 SLT SXT ST Laramie Big Horn Lone Star Tradesman Outdoorsman Laramie Longhorn (Rear) (Rear Spring: Leaf); 2011-2019 Ram 3500 (Rear) (Body: Standard Cab Pickup, Crew Cab Pickup, Extended...