Upgrade the front suspension of your classic GM vehicle with the QA1 qapGD507 GM Pro Front Coil-Over Shock. Designed for stock-mount applications, this double-adjustable shock absorber provides independent compression and rebound tuning so you can balance ride comfort, traction, and handling to suit your driving style. The coil-over shock is supplied without a spring, allowing you to select the spring rate that best matches your vehicle and intended use.
Built from lightweight billet aluminum, the QA1 qapGD507 delivers durable performance for street-driven and performance-oriented vehicles. Its bolt-in design works with factory suspension components or upgraded QA1 tubular control arms, helping simplify installation. Ride height adjustment allows you to fine-tune the vehicle stance and suspension setup, while the independently adjustable valving gives you precise control over suspension response during acceleration, cornering, and braking.
This QA1 GM coil-over shock fits a wide range of applications, including 1963–1982 Corvettes, 1965–1996 Impalas, and select 1958–1996 full-size Chevrolet, Buick, Oldsmobile, and Pontiac vehicles. It is compatible with the 1996, 1995, 1994, 1985, 1984, 1983, and 1982 Chevrolet Impala applications listed. The shock has a compressed length of 9.63 inches and an extended length of 14.5 inches. Each unit is dyno tested and serialized, and it can be serviced or rebuilt through QA1 authorized service centers. Proudly made in the USA and backed by a limited lifetime warranty, the qapGD507 is a dependable suspension upgrade for classic GM performance builds.
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