RideControl fits many popular vehicles with leaf springs including 1/2 ton and mini pickups full-size and minivans as well as SUVs. Both front and rear applications are available. Offering up to 2 000 lbs. of load-leveling capacity. Inflate when carrying a heavy load deflate when riding light. Each kit includes everything you need to install the system. Our end caps are made of an ultra high-strength nylon composite which is strong as steel weighs less and will never rust or corrode.