Product information updated on 2021-11-10, Manufactured by Air lift - Part Number AIR:60818HD, 2009-18 Dodge Ram 1500 AirLift 1000 HD overload kit (2100 lb capacity). Also fits 2019-22 Ram 1500 Classic, With up to 2,100 lbs. of load-leveling capacity, Air Lift 1000 HD™ provides the greatest support of any coil-spring insert air spring available. Period. Will not fit if vehicle is equipped with factory air suspension. 2 or 4 wheel-drive, will work on lift, Air Lift Company's Air Lift 1000 provides up to 1,000 lbs. of load-leveling capacity. Air Lift Company's air bag kits for Sports Utility Vehicles and vans provide greater safety and comfort when you're carrying a heavy load.