The Firestone Ride-Rite All-In-One air helper spring kit for 2003–2012 RAM 2500/3500 is built to level rear loads, reduce squat and restore the vehicle's intended ride height. This analog AIO includes Ride-Rite rear springs, a single-path compressor, an analog backlit gauge for in-cab mounting, and a no-drill compressor/ECU plate. With a 5–100 PSI range, standard-duty compressor, and up to 5,000 lb load-leveling capacity, installation is straightforward and practical.
Firestone 03-12 RAM 2500/3500 Analog Ride-Rite All-In-One Kit (W217602867)