The Firestone Ride-Rite rear air helper spring kit for 2001–2010 Chevy/GMC C2500HD and C3500HD cab applications provides adjustable air support to enhance load capacity, stability and ride quality by reducing inter-leaf friction and minimizing bottoming out. The kit includes brackets, springs, hardware, air line and inflation valves for side-to-side or front-to-rear adjustment. Most Ride-Rite kits install using factory holes; expect a 1–2 hour installation and a two-year limited warranty.
Firestone Ride-Rite Air Helper Spring Kit Rear 01-10 Chevy/GMC C2500HD/C3500HD Cab (W217602249)