The Air Lift LoadLifter 5000 offers up to 5, 000 lbs. of load-leveling capacity. The LoadLifter 5000 makes towing and hauling the most demanding loads a comfortable and stress-free experience. These tough, durable air springs are fully adjustable from 5-100 PSI for a stable, level ride loaded or unloaded. Note: Fits single rear wheel (SRW) and dual rear wheel (DRW) models. Will fit most side mount fifth wheel hitch applications. Does not fit cab & chassis applications. Does not fit Quadrasteer applications. Specs: Weight: 19.5lbWidth: 14.25inDepth: 9.25inHeight: 10.75inReplacement Air Spring: 50290Drilling required: NoApplication type: Rear Kit Fits many 3/4 ton & 1 ton pickups & vans | Air Lift Super Duty Air Springs, Rear - '01-'04 Chevy Silverado, GMC Sierra 2500 HD/3500 Dually Trucks