QA1 Pro Coil Double Adjustable Front Coil-Over Kit; 400 lb./in. Spring Rate (99-04 Silverado 1500)

ADVANCED COILOVER SUSPENSION. The QA1 Pro Coil Double Adjustable Front Coil-Over Kit with a 400 lb./in. spring rate enhances vehicle stance, ride quality, and performance for muscle and classic cars. It provides adjustable ride height and independent tuning for compression and rebound, ideal for both street and track use. This kit allows fine-tuning of driving characteristics for optimal handling and comfort.

CONSTRUCTION AND APPEARANCE. Featuring high-travel coil springs built in the USA, this kit uses durable materials engineered for performance and longevity. The components are precision manufactured with a smooth finish, designed to seamlessly integrate with both OE stamped steel and aftermarket control arms. The adjustable spring seat nut enables quick and precise height setting.

INSTALLATION. Installation is straightforward with a bolt-in design requiring no drilling, compatible with original or upgraded control arms. This makes the upgrade accessible for enthusiasts seeking improved suspension without complex modifications.

WARRANTY. Backed by a limited lifetime warranty, providing peace of mind through long-term coverage of shock performance and craftsmanship.

APPLICATION. Specifically engineered to fit 1999 through 2004 Silverado 1500 models, ensuring compatibility with this generation without exclusions.

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