QA1 GD501-11250C Front Pro Coil Double Adjustable Coilover Shock Kit GM 11in 250lb/in Spring

The QA1 GD501-11250C is a front Pro Coil double adjustable coilover shock kit designed for GM muscle cars seeking improved stance, ride quality, and suspension performance. Featuring a lightweight billet aluminum shock body and a fully threaded design, this kit provides independent compression and rebound valving adjustment for precise tuning from casual street driving to track use.

This kit includes an 11-inch high-travel coil spring rated at 250 lb/in with a large tapered flat end. The shock has a compressed length of 10.13 inches and an extended length of 17 inches. Up to 2 inches of ride height adjustment is achievable through a simple turn of the spring seat nut, allowing you to dial in the perfect stance without specialized tools.

Key Features:

• Double Adjustable Valving — Independent compression and rebound adjustment for a wide range of tunability
• Lightweight Billet Aluminum Body — Reduces unsprung weight for faster suspension response
• Fully Threaded Shock Body — Enables ride height and corner weight fine-tuning
• 11-inch High-Travel Spring — 250 lb/in rate with large tapered flat end; fewer coils and smaller wire diameter for increased travel
• Stock Mount, Bolt-In Design — Compatible with OE stamped steel or QA1 tubular control arms
• Up to 2 Inches of Ride Height Adjustment — Dialed in via the spring seat nut
• 100% Dyno Tested and Serialized — Every unit verified before leaving the factory
• Serviceable and Rebuildable — Can be serviced at QA1 Authorized Service Centers
• Made in the USA — Manufactured in Lakeville, Minnesota
• Sold as a pair

Compressed Length: 10.13" | Extended Length: 17" | Spring Rate: 250 lb/in | Spring Length: 11 in | Spring End: Large Tapered Flat | Shock Body: Billet Aluminum

Suitable for drag racing, street performance, autocross, road racing, and street rod applications. A versatile coilover solution for GM muscle car owners looking to upgrade from stock suspension.