Bilstein B6 4600 Series Shock Absorber Fits select: 1994 2001 DODGE RAM Premier Performance Online Store Premier Performance Ut Dodge 09 18 RAM 1500 4WD Bilstein 5100 Complete Shock Kit Bilstein 24 186735 5100 Series Front Shock Lifted (0 2.5") 2001 2010 GM. Bilstein B8 5100 shock absorbers are designed as a direct fit solution for lifted trucks and SUVs. 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.