SmartRide's heavy duty air spring for the rear of the 1990-2011 Lincoln Town Car (4.6 Liter V8) and 1990-1997 Lincoln Town Car (5.0 Liter V8) is a rugged aftermarket replacement air spring that will affordably upgrade your leaking air spring. These air springs can be used on both Limousines and factory-size sedans. 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 O.E. like form, fit and function and are designed for many years of trouble free driving.