Firestone 4193 Coil-Rite Air Bag Helper Springs are constructed from durable and elastic polyurethane and fits inside the rear factory coil springs on your 2014-2018 Ram 2500 2WD/4WD or 2013-2018 Ram 3500 4WD (Not for models with Factory Air Assist). The Coil-Rite Air Bag Helper Springs have a carrying capacity up to 2,000 lbs and 70 PSIG per set. Each Coil-Rite Air Bag Helper Spring can be adjusted independently from side to side to accommodate uneven loads and eliminates dangerous trailer sway, bottoming out, and squatting.
- Can Be Adjusted Independently
- Fits Inside Your Existing Coil Springs
- Constructed From Durable & Elastic Polyurethane