Introducing the GMC Sierra Coilover Suspension Kit - Front - QA1 - Pro Coil Double Adjustable - suitable for `99-`06 models. This premium suspension system offers unparalleled control and customization, making it a top choice for automotive enthusiasts looking to enhance their vehicle's performance and ride quality.

This QA1 Pro Coil Suspension Kit is meticulously engineered to provide fully adjustable ride height and valving control. The double adjustable shocks grant you the flexibility to independently tune both compression and rebound, allowing you to achieve the perfect balance of ride comfort and handling performance. Its fully threaded body enables precise ride height adjustments, giving your truck the desired stance while optimizing weight distribution for superior handling. Crafted with high-grade materials, this American-made kit features lightweight high travel springs—a design that minimizes unsprung weight and maximizes suspension responsiveness.

Features

• Double adjustable valving for independent compression and rebound control.
• Includes lightweight billet aluminum coil-over shocks with high travel springs.
• Convenient bolt-in installation compatible with factory or QA1 tubular control arms.
• Adjustable ride height for up to 2 inches of customization.
• Compressed length of 9.63" and extended length of 14.5".
• 10" 750lbs/in spring rating tailored for `99-`06 Silverados/Sierras.
• Fully serviceable and rebuildable at authorized QA1 service centers.
• Made proudly in the USA, backed by a limited lifetime warranty.

Whether for street performance, autocross, or drag racing, this kit is versatile to meet various driving applications. Interested enthusiasts and vehicle owners are encouraged to reach out directly with any questions at 512-982-9393 for our Austin, Texas location or 562-981-6800 for our Los Angeles, California location. Both locations offer professional installation and customization services to ensure your kit is installed with precision. If considering multiple purchases, contact us about our available shipping discounts. Rest assured, we provide on-premises installation at both of our stores.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov