The Bilstein B8 5100 series (24-236942) is a high-performance 46mm monotube gas pressure shock absorber designed specifically for lifted trucks and SUVs. Featuring a velocity-sensitive digressive piston that reacts to changing road conditions, these shocks provide superior control and comfort both on and off-road. The zinc-plated finish ensures durability against harsh elements. Sold as a single unit. Included parts: shock absorber (24-236942), necessary bushings, and washers for installation.