Category: Automotive Parts and Accessories If you are looking to upgrade your vehicle's suspension system, then this set of automotive parts is the perfect choice for you. This complete 4-piece 4x4 only front suspension kit includes upper control arms and lower ball joints that fit a variety of Ford Expedition models from 1997 to 2002. One of the standout features of this set is its compatibility with both 4WD and 2WD Ford Expeditions, making it an excellent choice for those looking to improve their vehicle's handling on all types of terrain. Additionally, this kit includes Detroit Axle front struts and rear struts, which are designed to provide a smooth ride while also improving your vehicle's stability and control. Another great feature of this set is the air bag to coil spring conversion kit, which allows you to convert your existing air suspension system into a coil spring setup for improved performance and durability. This kit is specifically designed for 1997-2002 Ford Expedition models, making it an excellent choice for those looking to upgrade their vehicle's suspension system without breaking the bank. In addition to these great features, this set also includes a pair of rear air suspension strut springs for Lincoln Navigator and 5.4L Ford Expedition models from 2007-2013. These springs are designed to provide improved ride quality and handling while also reducing body roll and sway on rough terrain. Overall, this set of automotive parts is an excellent choice for anyone looking to upgrade their vehicle's suspension system.