QA1 GM Pro Front Coil-Over Shock Absorber - Single Adj. - Stock Mount - 8.625in/12.875in - Aluminum

Front Pro Coil single adjustable stock mount shock. Coil-over shock only. Compressed length of 10.13" and extended length of 14". No spring included. The QA1 GM Coil-Over Shock is a great option for anyone looking for fully adjustable ride height and valving control. Choose a from double, single, Drag "R" Series or non-adjustable valving to fit your driving style and you are on your way. Adjustable Coil-Over Shock 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, Made in the USA, Easy, Bolt-In Installation, Ride Height Adjustable, 100% Dyno Tested and Serialized, Serviceable and Rebuildable by QA1 Authorized Service Centers, Made in the USA, Non-Adjustable Coil-Over Shock Features: Steel, Stock Appearing Shocks, Easy, Bolt-In Installation, Coil-Over, Ride Height Adjustable

• QA1 uniquely engineered to enhance the performance of your vehicle
• Adjustable shock valving options for all driving styles
• Ride height adjustability
• Best-in-class warranty
• Easy bolt-in install
• Made in the USA

The QA1 qapGS401 GM Pro Front Coil-Over Shock Absorber is designed for GM applications requiring improved suspension control, adjustable ride height, and dependable performance. This single-adjustable stock-mount shock provides a practical upgrade for street, performance, and competition vehicles while maintaining an easy bolt-in installation. The coil-over shock is sold individually and does not include a spring.
Featuring QA1’s adjustable valving technology, the qapGS401 allows drivers to fine-tune shock response to suit different driving styles and vehicle setups. Its ride-height adjustment capability supports more precise suspension tuning, helping optimize handling, stance, and overall driving balance. The lightweight billet aluminum construction delivers strength and performance while helping reduce unnecessary suspension weight.
Each QA1 GM Pro shock is dyno tested and serialized for consistent quality. The unit is serviceable and rebuildable through QA1 authorized service centers, making it a durable choice for long-term performance use. With its stock-mount configuration and bolt-in design, the shock is well suited for applications where straightforward installation and adjustable suspension control are important. Made in the USA, the QA1 qapGS401 combines practical fitment with professional-level suspension tuning capability.

Features:

• Brand: QA1

• Part Number: qapGS401

• Application: GM front coil-over suspension

• Adjustment: Single-adjustable shock valving

• Mounting Style: Stock mount with easy bolt-in installation

• Construction: Lightweight billet aluminum coil-over shock

• Ride Height: Adjustable for suspension tuning

• Spring: Coil-over spring not included

• Testing: 100% dyno tested and serialized

• Serviceability: Serviceable and rebuildable through QA1 authorized service centers

• Manufacturing: Made in the USA