QA1 GS507-09450D GM Pro Coil Over Shock System, Single Adjustable

These QA1 GM Pro Coil Systems are available for 1971-1996 Impalas and Full Size GM vehicles, including Full Size Chevy, Buick, Oldsmobile and Pontiac models, and are a great option for anyone looking for fully adjustable ride height and valving control. Choose a spring rate and adjustability that fits your driving style, adjust the valving to match and you are on your way. These shocks also utilize a fully threaded body that allows you to adjust your ride height for the perfect stance or to finely tune the weight balance for superior handling. Specially designed for QA1's Pro Coil Systems, the American-made lightweight high travel springs have fewer coils and a smaller wire diameter, resulting in increased travel due to the larger distance between the coils. They reduce unsprung weight and react faster, optimizing suspension performance. Multiple spring rate options are also available and have been successfully tested in various applications, from casual street driving to hard core race applications. Adjustable Pro Coil System Features: Available in independent compression and rebound double adjustable, simultaneous compression and rebound adjustable, or drag "R" Series adjustable Lightweight Billet Aluminum Coil-Over Shocks High Travel Springs Easy, Bolt-In Installation Ride Height Adjustable 100% Dyno Tested and Serialized Serviceable and Rebuildable by QA1 Authorized Service Centers Made in the USA Used in drag racing, street performance, autocross, road racing and street rod applications Sold in Pairs.

• Versatile Compatibility: QA1 GM Pro Coil Systems fit 1971-1996 Impalas and Full Size GM vehicles, spanning models from Chevy, Buick, Oldsmobile, to Pontiac.

• Adjustable Ride Height and Valving: These systems allow users to customize suspension setup, tailoring ride height and valving for individual driving preferences.

• Threaded Body for Precision: Featuring a threaded body, users can easily adjust ride height for ideal stance and superior handling.

• Lightweight High Travel Springs: Utilizing American-made springs with fewer coils and smaller wire diameter, these systems increase travel, improve suspension performance, and enhance overall handling by reducing unsprung weight.

• Diverse Applications: QA1's Pro Coil Systems are tested and proven in drag racing, street performance, autocross, road racing, and street rod setups, ensuring optimal performance in various driving conditions.