Manufactured by Bilstein | 24-065009 | 1999-06 Silverado/Sierra 1500 4wd OE height front Bilstein 4600 series shocks, Without Electronic Suspension; Without ZX3 Electronic Suspension Package; ; Without Quadrasteer; Without Z55 Autoride Suspension Package; GMT800 Body Style, Front, 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. Product information updated on 2024-10-28. This product can ship by Small Parcel