2005-2007 Superduty Front Dirt Logic 2.25 Shock Absorber (FABFTS810382)This Dirt Logic 2. 25 shock absorber is designed to replace factory shocks with a larger, more robust configuration that delivers improved ride quality on road and off road. The 2. 25 inch body size sets it apart from other replacement shocks, while vehicle specific pre tuning for Fabtech suspension systems accounts for larger tires and provides balanced, consistent damping. Features 2. 25 inch outer diameter stainless steel shock body for strength