Bilstein B6 4600 shock absorbers are designed as a direct fit upgrade to OE shock absorbers on stock height light trucks and SUV’s. These shock absorbers feature a monotube design which provides consistent fade free performance. B6 4600 shock absorbers utilize a unique velocity sensitive digressive piston which reacts to changing road conditions. All B6 4600 shock absorbers are tuned for each specific application to ensure optimal performance is achieved. B6 4600 shock absorbers offer a significant improvement in ride quality handling and comfort.Features & Benefits 46mm monotube design ensures consistent fade-free performance in all conditionsSpecific tuning for stock height vehiclesUses OEM springs and mounting hardwareAdditional Attributes Adjustable Damping:Non-AdjustableBody Design:Smooth Body (Non-Coilover)Boot Included:Blue StraightCollapsed Length (IN):16.54Collapsed Length (mm):420.0Extended Length (IN):24.37Extended Length (mm):619.0Finish:Yellow PaintInternal Design:MonotubeLower Mount Type:Eye 14.4mmPartType:Shocks / StrutsPiston Diameter:46mmProp 65 (Y/N):YProp 65 - Short Label:WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.govReservoir:NoSegment:Light TruckSeries:B6 4600Shaft Diameter:14mmSpring Seat Included:NoTitle:Bilstein Shock AbsorbersUpper Mount Type:Stem