The Firestone Ride-Rite rear air helper spring kit for 2005–2007 Ford F-250/F-350 4WD provides adjustable air support to boost load capacity, stabilize handling and reduce suspension fatigue. The kit includes brackets, air helper springs, hardware, air line and inflation valves for independent adjustment. This application installs using factory holes for a straightforward 1–2 hour fitment and carries a two-year limited warranty.
Firestone Ride-Rite Air Helper Spring Kit Rear 05-07 Ford F250/F350 4WD (W217602400)