What's Included: The kits contain both front and rear sumosprings sold as a pair (left and right)
Weight Capacity: SumoSprings will not increase your vehicle's weight-carrying capacity; these springs have a 2600 lb front capacity at 50% compression and 7,000 lb rear capacity at 50% compression
Stay in Control: Improves overall driver control, ride comfort, reduces and stabilizes sway to put your ride at ease; say goodbye to jarring bumps on the road, as these springs help to absorb them with ease
Easy Maintenance: It is world's only leak proof air spring and it requires no maintenance; handmade from micro-cellular polyurethane and designed to reduce rear-end sag as well as stabilizing weight transfer
Vehicle Compatibility: This set fits your 2011-2021 F53 2WD and 2008-2009 F53 2WD; NOTES: 20k-22k Fleetwood, Forest River, Newmar, Thor