The Air Lift 57541 LoadLifter 7500 XL Ultimate Kit is engineered for the toughest loads your truck will face â from large trailers to heavy equipment and beyond. With its high-capacity air springs and rugged design, this kit keeps your truck level, safe, and ready for action.• Up to 7, 500 lbs. of load-leveling capacity*• Massive 7" double-bellow air springs give 20% more volume than the LoadLifter 5000• Internal jounce bumper absorbs impact even when air pressure is low• Designed for 3/4-ton and 1-ton trucks with leaf springs• Many kits install without drilling and are compatible with factory in-bed hitches• Helps eliminate squat, sway, body roll, and bottoming out for a safer, smoother ride• Comes with roll plates to protect air springs and increase capacity• Compatible with a wide range of heavy-use applications including gooseneck and 5th-wheel setups* Do not exceed the vehicle manufacturer's Gross Vehicle Weight Rating (GVWR).SpecificationsWeight: 42.8 lbs. Dimensions: 17"W x 12"D x 10"HApplication Type: Rear KitFitment2020-2026 Chevrolet Silverado 2500 HD 4WD, except ZR22020-2026 Chevrolet Silverado 3500 HD 4WD2020-2026 GMC Sierra 2500 HD 4WD, except AT4X2020-2026 GMC Sierra 3500 HD 4WD Internal jounce bumper absorbs impact even when air pressure is low Designed for 3/4-ton & 1-ton trucks with leaf springs Helps eliminate squat, sway, body roll, & bottoming out for a safer, smoother ride | Air Lift 57541 LoadLifter 7500 XL Ultimate Air Spring Kit, '20-'26 Chevy Silverado/GMC Sierra 2500 HD, 3500 HD