SmartRide's front air spring for the 2003-2006 Ford Expedition (U222) is a rugged aftermarket replacement air spring that will affordably replace your leaking air spring. The SmartRide air spring provides a smooth, comfortable, ride and offers an exact fit for quick installation. This spring is made with a durable rubber air bladder and impact resistant plastic top and bottom mounts and includes a new seal kit. SmartRide's economical air springs provide OE like form, fit and function and are designed for many years of trouble free driving.