Part Notes: Ram 2500; 6.4L; Crew Cab; Long Box;Ram 2500; Crew Cab; Long Box;Ram 2500; Crew Cab; Short Box; With Rear Air Shock; With Off Road;Ram 2500; Crew Cab; Short Box; With Rear Air Shock; Without Off Road;Ram 2500; Mega Cab; With Rear Air Shock;Ram 2500; Mega Cab; Without Rear Air Shock; With Off Road