Installation Time
(approx) 4 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
FREE 1 to 3-Day Delivery on Orders $149+ Details
$1,061.45 kit
Saved - View your saved items
We're sorry. We couldn't save this product at this time.
or use
Features, Description, Q&A, Specs & Installation
Performance Suspension Upgrade. The QA1 Pro Coil Double Adjustable Front Coil-Over Kit with a 350 lb./in. spring rate improves handling by allowing precise tuning of the front suspension’s ride height and damping characteristics. It is engineered to enhance vehicle stance, ride quality, and cornering performance for both street use and track racing.
Construction and Appearance. Manufactured with high-quality materials and precision engineering, this coilover features USA-made coil springs and sturdy hardware components. The system has a durable finish that ensures longevity and resistance to everyday wear and environmental factors.
Installation. Installation is straightforward with a bolt-in design requiring no drilling, compatible with both original equipment and aftermarket control arms. This design makes upgrading your suspension quick and accessible for most enthusiasts.
Warranty. Covered by a limited lifetime warranty, providing assurance and protection throughout ownership.
Application. Specifically designed to fit the 1999 to 2004 Silverado 1500, ensuring seamless integration and optimal performance for this model.
QA1 GD401-10350C
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 4 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
What's in the Box