Product updated on 2020-08-07, Air lift - AIR:59544, AirLift RC air overload kit, 2004-08 F150, Up to 2,000 lbs. of load-leveling capacity* Eliminates squat, trailer sway, rough ride and bottoming out Fits many 1/2 ton and mini pickups and vans, RideControl fits many popular vehicles with leaf springs, including 1/2-ton and mini pickups, full-size and minivans, as well as SUVs. Both front and rear applications are available. RideControl adjustable air springs provide up to 2,000 lbs. of load-leve, Warranty information - We’re with you for the long haul. All air spring kits. Standard limited lifetime air spring warranty — no mileage restriction! Air Lift Company warrants that Air Lift 1000, Air Lift 1000 HD, RideControl, LoadLifter 5000, LoadLifter 5000 Ultimate, LoadLifter 5000 Ultimate Plus, LoadLifter 7500 XL and AirCell air springs systems will be free from defects in workmanship or materials for the lifetime of the vehicle of original installation. This does not include installation or other service charges for replacement.