The Bilstein B8 5160 remote reservoir shock absorbers are designed as a direct fit solution for lifted trucks and SUVs. The remote reservoir provides increased oil capacity and cooling for consistent performance even in harsh off-road conditions. Features a 46mm monotube design for fade-free performance and unique velocity-sensitive digressive valving that reacts to changing road conditions. This product is a single shock absorber unit. Part Number: 25-311426. Included components: 1x Shock Absorber, 1x Reservoir Mounting Bracket, Mounting Hardware, Installation Guide.