Upgrade your lifted truck's performance with the Bilstein B8 5100 Series Shock Absorber. Specifically designed for 2017-2019 Ford F-250 and F-350 Super Duty 4WD models with a 4-inch front lift, these high-pressure gas pressure shocks feature a monotube design for consistent, fade-free performance. The velocity-sensitive digressive piston reacts instantly to changing road conditions, providing superior control both on and off-road. The zinc-plated finish ensures durability against the elements. This product is sold as a single unit. Part Number: 24-285285. Optional associated kit components (sold separately or as part of suspension packages): Bilstein 24-285292 (Rear Shock).