SuperSprings SSR-130-47 SumoSprings Rear Suspension for Ford E-350/E-450, Black

The SuperSprings SSR-130-47 SumoSprings are a patented suspension solution designed specifically for Ford E-350 and E-450 models. These maintenance-free springs enhance load carrying capacity, stabilize sway, and improve overall driver control and ride comfort. Made from proprietary closed micro-cellular urethane, they provide a smooth and progressive spring rate with superior damping properties. The SumoSprings do not leak air and do not require airlines or compressors, making them a reliable choice for enhancing vehicle performance. • Sold as a pair (left and right) • Maintenance-free design • Enhances load carrying ability • 1500 lb. capacity at 50% compression • Reduces and stabilizes sway