QA1 Pro Coil Single Adjustable Front Coil-Over Kit; 650 lb./in. Spring Rate (99-06 Silverado 1500)Find parts that fit my vehicle

Premium Coilover System. The QA1 GM Pro Front Coil-Over System - Single Adj. - GS401-10650C enhances suspension performance by providing adjustable ride height and tunable valving. It allows drivers to optimize stance, comfort, and handling characteristics, making it ideal for muscle car enthusiasts seeking both daily drivability and spirited driving capabilities.

Construction and Appearance. This system features high-travel coil springs manufactured in the USA, engineered for durability with spring rates tailored to vehicle weight. Its components are precision-built from quality materials to ensure long-lasting performance and finished with a clean, professional appearance.

Installation. Installation is straightforward with a bolt-in design requiring no frame modification or drilling. It fits directly onto existing original equipment or aftermarket tubular control arms, making for an easy upgrade.

Warranty. This coil-over system includes a limited lifetime warranty for reliable and enduring use. Application. It is specifically fit for 99-06 Silverado 1500 models to ensure proper fit and function without additional modifications.

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