Product Review
SumoSprings are a patented suspension product designed to enhance load carrying ability, stabilize sway, and improve overall driver control and ride comfort. They are maintenance free, do not leak air, and do not require airlines or compressors. SumoSprings are manufactured in a variety of heights, diameters and densities to support multiple front and rear applications. They are manufactured from proprietary closed micro-cellular urethane providing a smooth and progressive spring rate with superior damping properties.
- Vehicle Compatibility: These SumoSprings are specifically designed to fit your 2011-2025 F53 Class A Motorhome Chassis (Coachmen; Fleetwood; Forest River; Holiday Rambler; Jayco; Newmar; Thor; Tiffin; Winnebago)
- Progressive Load Support: SumoSprings compress under increasing weight to reduce rear-end sag, improve ride height, and maintain balanced handling
- No Air, No Maintenance: Made from closed-cell microcellular polyurethane, these springs don’t require airlines, compressors, or constant adjustment
- Smoother, Safer Handling: The progressive foam design dampens harsh impacts, minimizes body roll and sway, and boosts driver control
- Built to Last: Weather-resistant polyurethane resists UV, moisture, corrosion, and extreme temperatures — backed by a lifetime warranty
