Dodge Ram 2500 1994 2013 Set of 4 Bilstein 5100 Series Shock (0 2.5 Dodge Ram 2500 4WD Air Ride Rear Bilstein 5100 Shock Bilstein B8 5100 46MM PAIR Rear Shock Absorber Monotube for RAM 1500 24 Bilstein B6 Performance Monotube Shock Absorber Fits select: 1997 DODGE. 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.