2011 GMC 1500 Firestone Ride-Rite Air Helper Spring Kit

This is a Firestone Ride-Rite Air Helper Spring Kit, model W21-760 2430. It's designed to improve suspension performance on pickups, SUVs, vans, and motorhomes. The kit includes air springs and related hardware. It was manufactured on 07-11. As well as a universal on board air compressor