The Bilstein B8 5100 series (33-306254) is a high-performance gas-pressure shock absorber specifically designed for lifted Ford Super Duty trucks. These shocks feature a monotube design which provides consistent, fade-free performance by reacting instantly to changing road conditions. The zinc-plated finish ensures durability against harsh environments, while the velocity-sensitive digressive piston adjusts to surface changes for optimal control both on and off-road. This specific model is tailored for vehicles with a rear lift height of 1.5 to 3 inches. The product is sold as a single unit. Included in the package: 1x Bilstein 33-306254 Shock Absorber, 1x Protective Dust Boot, necessary mounting bushings, and hardware.