A 2202 New Discovery Rear Air Spring Assembly for 1998-2004 Discovery II Series New rear air spring for Land Rover Discovery. Left and right are the same. Recommended to change both rears at the same time. This new air spring is backed with our Lifetime warranty. Warranty Information: LIMITED LIFETIME WARRANTY. (We at Arnott, Inc. are so certain that you will be 100% satisfied with this new product that we offer you a 90-day money back guarantee.)