Upgrade with Bilstein's B6 4600 Monotube Suspension Shock Absorber! 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. Backed by Bilstein's limited lifetime warranty. Driving dynamics is Bilstein's passion: realizing the perfect driving behavior, building the perfect shock absorber – that is the motivation that drives Bilstein. Every day. For around 70 years. That's why Bilstein only know one claim: They shape the present and future of chassis construction. Bilstein combines original equipment and motorsport development with aftermarket and tuning competence in a very special way. This can be seen by the wide range of quality suspensions for series installation to tuning and professional motorsport applications. | Vehicle Compatibility: Fits 1987-1994 D21 and 1995-1997 Pickup.