The Air Lift 57577 Loadlifter 7500XL Helper Spring Kit will help you tow to the GVWR of your 2017-2019 Ford F-250/350 4WD or 2017-2022 Ford F-450 4WD in safety and comfort. This kit features a 7" double-bellow air spring that isAir Lift's strongest 2-ply fabric air spring to date and can handle 7,500lbs to support the heaviest loads on the road.

The Air Lift 57577 Loadlifter 7500XL Helper Spring Kit will virtually eliminate sway, bottoming out and porpoising to greatly improve handling and braking. This air spring kit is adjustable from 5 to 100 PSI and allows you to adjust the load from one side to the other to keep your truck level while towing. Installation on this kit does not require any drilling and the lifetime warranty will ensure this air spring kit lasts as long as you own your truck.

• Improved Braking
• More Even Tire Wear
• Better Headlight Aim
• Up To 7,500lbs Of Leveling Capacity
• Less Swaying, Porpoising & Bottoming Out
• Built Like A Tire & Reinforced With 2-Ply Fabric For Maximum Strength