Fits: 1975–1984 Chevrolet K5 Blazer 1975–1986 Chevrolet C10 1967–1986 Chevrolet C10 Suburban 1975–1986 Chevrolet C30 1973–1974 Chevrolet Blazer 1963–1974 Chevrolet C10 Pickup 1973–1984 GMC Jimmy Belltech2103HAShocks and StrutsThe Belltech Street Performance lowering shock lineup has been engineered to provide a premium ride quality for today's trucks and SUV's. Our engineers focused their attention on tuning the low speed compression characteristics of this shock absorber, which is responsible for controlling your Sport Truck or SUV's pitch and roll, dive and squat to help keep you confident and in control. The "Progressive"rebound tuning will complement large aftermarket wheels, keeping the ride smooth but firm and in control.Belltech Street Performance twin-tube shocks set the standard in performance handling for sport trucks. Their low-speed compression characteristics help to control pitch and roll, while their progressive rebound tuning allows you to use large aftermarket wheels and still have a smooth, firm ride. Get the performance and quality that you're looking for when you order the Belltech Street Performance shock models designed for your application. Other features may include (application dependent): * Oversized galvanized steel shock bodies with steel dust covers * Sturdy 35mm valves and 15mm or 18mm piston rods * Available vehicle-specific or adjustable damping tunes * Rebound force - 18 clicks of adjustment * Compression force - 12 clicks of adjustment * Progressive-rate polymer bump stops