QA1 Proma Star Series Coil-Over Shock Absorber - Double Adj. - Bushing Mount - 11.125in/16.375in

Shop All QA1 Coilovers, Shocks, Springs, Handling Kits & Suspension Components Browse premium QA1 suspension parts and performance components at Black Ops Auto Works, including coilover kits, shock absorbers, lowering kits, handling kits, suspension conversion systems, four-link systems, springs, struts, rod ends, linkage rods, tube adapters, and suspension hardware for muscle cars, trucks, street builds, drag cars, and pro-touring applications. QA1 is one of the most recognized names in the suspension category, known for engineering products that improve ride quality, adjustability, handling, weight transfer, and overall vehicle control. Why Choose QA1 Suspension Products QA1 products are built for enthusiasts looking to improve suspension performance on classic, street, strip, and performance truck platforms. Popular reasons customers choose QA1 include: Adjustable suspension tuning for street and track use Improved handling, ride control, and weight transfer Vehicle-specific...

Shop shocks and struts at Black Ops Auto Works for improved ride control, handling, stability, comfort, towing support, off-road performance, and suspension replacement. This collection includes shock absorbers, monotube shocks, gas shocks, hydraulic shocks, strut assemblies, front struts, rear shocks, coil-over shocks, reservoir shocks, steering dampers, suspension hardware, and vehicle-specific dampers for cars, trucks, SUVs, Jeeps, off-road builds, and performance vehicles. Use this Shocks and Struts collection to find the right suspension upgrade by vehicle, ride height, driving style, and product type. Replacement shocks and struts help restore ride quality, performance shocks improve control and stability, heavy-duty truck shocks support larger vehicles and lifted setups, and off-road shocks help improve durability and control on rough terrain. Shop Shocks and Struts by Brand Black Ops Auto Works carries shocks, struts, and suspension dampers from trusted brands including Bils...

Aftermarket suspension systems improve handling, ride quality, and ride height adjustment beyond what the factory suspension provides. From lowering springs and coilover kits for sport handling to lift kits and leveling kits for truck and SUV off-road capability, quality suspension components transform how a vehicle rides and handles. Popular Suspension Upgrades Popular suspension upgrades include coilover kits for adjustable ride height and damping, sport lowering springs for improved handling and reduced body roll, performance shock absorbers and strut assemblies, sway bar and end link upgrade kits, subframe brace kits, and complete suspension packages for lifted trucks and off-road SUVs. Alignment kits including camber bolts and camber arms are also frequently ordered after ride height changes. What is the difference between coilovers and lowering springs? Coilovers are complete shock and spring assemblies with adjustable ride height set by threading the spring perch on the shock...