Quick Overview Bilstein B8 5100 shock absorbers are designed as a direct fit solution for lifted trucks and SUV’s. These shock absorbers feature a monotube design which provides consistent fade free performance. B8 5100 shock absorbers utilize a unique, velocity sensitive, digressive piston which reacts to changing road conditions. All B8 5100 shock absorbers are tuned for each specific application to assure optimal performance is achieved. B8 5100 shock absorbers offer a significant improvement in ride quality, handling, and comfort. Attributes: GTIN: 00651860558202 Brand Name: Bilstein Reservoir: No Lower Mount Type: Eye 14.4mm Series: B8 5100 Finish: Zinc Plated Extended Length (MM): 695.0 Upper Mount Type: Eye 14.4mm Boot Included: Black Bellows Collapsed Length (MM): 430.5 Extended Length (IN): 27.36 Adjustable Damping: Non-Adjustable Body Design: Smooth Body (Non-Coilover) Internal Design: Monotube Collapsed Length (IN): 16.95 Spring Seat Included: No Body Diameter (ID): 46mm Extended Information: Country of Origin: United States Emissions : Released Life Cycle Status: Available To Order Packing Information: Quantity of Each: 1.0 Package UOM: EA Dimension: 26.8000 x 2.9500 x 2.9500 inches Weight: 5.4700 lb PDF: USA SDS_Shock_Air Spring_V2_EN Generic_instructions_02