Installation Time
(approx) 3 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
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$964.95 kit
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Features, Description, Q&A, Specs & Installation
Pro Coil Suspension. The QA1 Pro Coil Double Adjustable Front Coil-Over Kit with a 250 lb./in. spring rate improves vehicle stance, ride quality, and overall performance. Designed for muscle car and truck enthusiasts, it offers adjustable ride height and independent compression and rebound tuning to optimize handling for both street and track use.
Construction and Appearance. Featuring USA-made coil springs and shocks built for durability, the system includes high-travel springs tailored to vehicle weight and driving style. Components are precision-engineered with a robust finish that ensures long-lasting performance and corrosion resistance.
Installation. This bolt-in coilover kit installs easily using factory or upgraded stamped steel or tubular control arms with no drilling required. The straightforward installation process is suitable for enthusiasts comfortable with basic suspension work.
Warranty. Offers a limited lifetime warranty, providing lasting peace of mind.
Application. Specifically designed to fit the front suspension of 1999-2004 Silverado 1500 models without modification.
QA1 GD401-11250C
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 3 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
What's in the Box