Bilstein B8 5100 (Ride Height Adjustable) shock absorbers are designed for trucks and SUVs with a front OE coilover style suspension. Multiple snap-ring grooves in the body allow for different spring seat positions providing 0-3 inches of front lift with OE springs (depending on application). The monotube shock absorbers feature a 46mm digressive piston a with self-adjusting deflective disc valve setting. Bilstein B8 5100 (Ride Height Adjustable) shock absorbers provide increased wheel travel and improved handling. Utilizing a B8 5100 (Ride Height Adjustable) shock absorber is the easiest way to level out your vehicle.Features & Benefits 46mm monotube design ensures consistent fade-free performance in all conditionsPractical alternative to coil spring spacers with the benefit of Bilstein monotube technologyAdjustable spring seat offers 0-2.75in of lift depending on the applicationAdditional Attributes Adjustable Damping:Non-AdjustableBody Design:Snap Ring Grooved Body (Coilover)Boot Included:Black StraightCollapsed Length (IN):17.58Collapsed Length (MM):446.5Extended Length (IN):22.37Extended Length (MM):568.2Finish:Zinc PlatedInternal Design:MonotubeLower Mount Type:Eye 14.2mmPartType:Shocks / StrutsPiston Diameter:46mmProp 65 (Y/N):YProp 65 - Short Label:WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.govReservoir:NoSegment:Light TruckSeries:B8 5100 (Ride Height Adjustable)Shaft Diameter:14mmSpring Seat Included:YesStroke/Travel Length (IN):4.64Stroke/Travel Length (mm):117.9Title:Bilstein Shock AbsorbersUpper Mount Type:Stem