Arnott's completely assembled, ready-to-install front air strut for the Ford Expedition and Lincoln Navigator features a custom-designed shock absorber and a heavy-duty air spring bladder manufactured by Continental ContiTech. Each front strut is assembled and tested in the USA to ensure the highest standard of quality. This new front strut assembly fits either left or right and is backed by a Limited Lifetime Warranty. Now you can purchase this complete, ready-to-install air suspension strut at a fraction of the dealer's retail price. The Arnott strut assembly comes complete with the upper mount, custom shock absorber, air spring assembly, pre-installed solenoid and a new seal kit. Features: Heavy-Duty Air Spring by ContiTech. Custom-Valved Shock. Pre-Assembled for Easy Installation. Installed Solenoid. Detailed Installation Manual and Video Available. Limited Lifetime Warranty.