Firestone Ride-Rite rear air helper spring kit for 2009–2014 Ford F-150 Raptor provides adjustable air support to help level the truck, maintain ride quality and improve braking when carrying heavy or off-center loads. The system uses inflation valves for tuning pressure to match loads and conditions and includes the components needed to add Coil-Rite style support between the frame and suspension to reduce suspension fatigue and prevent bottoming out.
Firestone Ride-Rite Air Helper Spring Kit Rear 09-14 Ford F-150 Raptor (W217602565)