Fits: 1973-1987 Chevy K-10 1/2 Ton Truck (4WD) Note: For heavy loads or commercial use. Requires 8" between the tire and frame. The Load Lifter 5000 Kit by Air Lift allows you to tow or haul big loads AND have a smooth, safe ride. Eliminates "bottoming out" as well as improves the ride, handling and stability with your K-10 pickup. The Air Lift Load Lifter 5000 are their heaviest-rated kits for hauling or towing heavy loads with your Chevy K-10 truck. We highly recommend you consider adding one of Air Lift's Air Control systems to enhance your LoadLifter 5000 Kit.