SKU: DD402 | UPC: 806990059741
QA1 DD402 Proma Star double adjustable coil-over shock delivers precise control for custom chassis and suspension setups where direct-fit options do not exist. Compressed height measures 10.125 inches with 14-inch extended height and 3.875-inch stroke, featuring poly bushing top and bottom mounts. Dial in compression and rebound independently for consistent handling on street, drag strip or road course.
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Custom | Chassis/Suspension | Street Rod/Drag/Track |
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...
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Welcome to our Shocks and Struts collection, where you will find a curated group of high-quality products designed to enhance your vehicle's performance and ride quality. Whether you're looking to upgrade or replace your existing suspension components, we have you covered. Why Choose Our Shocks and Struts? Superior Quality: Our products are made from durable materials that ensure longevity and reliability. Enhanced Performance: Experience improved handling, stability, and comfort on every drive. Easy Installation: Most of our shocks and struts are designed for straightforward installation, making it easier for you to upgrade your vehicle. Wide Selection: Choose from a variety of brands and models to suit your specific needs. Featured Products Check out some of our top-selling shocks and struts: Premium Gas Shocks: Perfect for a smoother ride and better control. Heavy-Duty Struts: Designed for trucks and SUVs for maximum durability and performance. Adjustable Coilover Ki...
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Upgrade your vehicle with premium suspension parts and components from Black Ops Auto Works. This collection includes high-performance coilovers, shocks, struts, lift kits, lowering kits, control arms, air suspension systems, and suspension hardware designed to improve handling, ride quality, and durability for street, off-road, and racing applications. Suspension Parts from Top Performance Brands Shop industry-leading suspension brands trusted by enthusiasts and professionals, including: Bilstein shocks and suspension systems FOX suspension and coilovers ICON Vehicle Dynamics suspension King Shocks performance suspension KW Suspension coilover kits Silver’s NEOMAX coilovers Eibach springs and suspension components H&R lowering springs and coilovers Swift Springs performance springs ARB off-road suspension systems These brands deliver proven performance for daily driving, performance builds, off-road applications, and motorsports use. Complete Suspension Components & Sys...
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