Manufactured by Ridetech | 11383511 | 1999-06 Silverado 2WD For use w/ Ridetech lower arms Front TQ Coil-Overs, Front TQ Coil-Overs for 1999-2006 Silverado / Sierra 2WD (2007 Classic). For use with Ridetech lower arms. Includes a pair of triple adjustable shocks, springs, spring mounts and delrin spring washers., Ridetech manufactures exciting suspension systems that improve the handling and ride quality of your muscle car, truck, Corvette or hot rod. From restorations and show cars, to high-speed autocross and track day cars, Ridetech offers a wide range of premium products including air suspension systems (air ride), coil-overs, shock absorbers, coil and leaf springs, tubular control arms, roll bars, sway bars and much more. Product information updated on 2024-07-04. This product can ship by Small Parcel