QA1 GD508-10600C Front Pro-Coil Double Adjustable Coilover Shock Kit GM 10in 600lb/in

The QA1 GD508-10600C is a front Pro-Coil coilover shock kit featuring a double-adjustable, billet aluminum shock paired with a 10-inch, 600 lb/in high-travel coil spring. Designed as a stock-mount, bolt-in upgrade for GM full-size vehicles, this kit delivers precise ride height and valving control for street, autocross, drag racing, and road racing applications.

Key Features:

• Double adjustable shock: Independent compression and rebound tuning with 18-position adjustment knobs for dialing in handling or straight-line performance
• Lightweight billet aluminum construction reduces unsprung weight for faster suspension response
• Fully threaded shock body allows ride height adjustment for optimal stance and weight distribution
• 10-inch, 600 lb/in coil spring — USA-made, high-travel design with fewer coils and smaller wire diameter for increased suspension travel
• Compressed length: 9.63 inches | Extended length: 14.5 inches
• Tapered flat large spring configuration for secure, rattle-free seating
• Bolt-in compatible with OE stamped steel control arms or QA1 tubular control arms
• 100% dyno tested and serialized at QA1's Lakeville, Minnesota facility
• Serviceable and rebuildable by QA1 Authorized Service Centers
• Sold as a pair

Whether you're building a dedicated race car or a high-performance street machine, the QA1 GD508-10600C Pro-Coil system provides the adjustability and quality construction needed to maximize suspension performance. Made in the USA.