The Bilstein B6 4600 series (24-187459) is a performance upgrade gas-pressure shock absorber designed specifically for stock-height light trucks and SUVs. Featuring a 46mm monotube design, it provides consistent, fade-free performance and superior control. The velocity-sensitive, digressive piston reacts to changing road conditions for optimal handling both on and off-road. This unit is a direct bolt-on replacement for Rear RWD applications. Kit includes: 1x Shock Absorber (24-187459), Mounting Hardware Kit (B4-KT1-Z249A00).