These FOX Performance Series shocks are a must - have for 2005 - 2016 Ford F - 250, F - 350, F - 450, and F - 550 trucks. They fit 2 - 3.5' lift setups, with 4WD for F - 250 and F - 350, and all wheel options for F - 450 and F - 550 in the front position. Using the latest shock technology, they offer excellent performance, ride comfort, and handling confidence on and off - road. The shocks feature race - proven damping control for a smooth on - road ride and reliable off - road handling even in tough conditions. Part number is 985 - 24 - 121. Features include an aluminum reservoir clamp, performance tuning for specific vehicles, an aluminum body that dissipates heat faster than steel, an external reservoir system for quick heat dissipation, and black anodized CNC machined aluminum components. Measurements are: collapsed length 14.70', extended length 24.30', and travel length 9.60'. Click here for installation instructions.

Using these FOX shocks is straightforward. First, make sure your truck is from 2005 - 2016 and is a Ford F - 250, F - 350, F - 450, or F - 550 with a 2 - 3.5' lift in the front. When installing, follow the instructions provided by clicking the link. For best results, always check the shock's condition before long trips. As for maintenance, keep the aluminum components clean. The aluminum body and external reservoir system help dissipate heat quickly, but avoid overheating during extreme off - road use. If you notice any leaks or abnormal noises, stop using the shocks and get them checked.