Description
Performance Adjustable Suspension. The QA1 07-18 Chevrolet Silverado 2WD 12-800lb/in. Front Pro-Coil Kit S-Adj – GS518-12800 enables precise customization of your truck’s ride height and suspension stiffness. By replacing the OEM system with fully adjustable coilover shocks, it delivers improved handling and comfort tailored for street and mild track use. This upgrade is essential for enthusiasts seeking the perfect stance without compromising ride quality.
Construction and Appearance. This coilover system features a heavy-duty aluminum shock body with fully threaded adjustability and polyurethane bushings for durability and reduced maintenance. The robust 1″ chromoly T-bar enhances strength and longevity under truck payload conditions. Proudly made in the USA, the components have a high-quality finish designed to withstand daily use while maintaining factory specifications.
Installation. The kit offers a fully bolt-in solution requiring no drilling, making installation straightforward for those experienced with suspension modifications. Basic hand tools and the recommended QA1 spanner wrench will allow for quick setup and fine-tuning of ride height and shock valving.
Warranty. This product includes a best-in-class lifetime warranty providing confidence in its durability and performance.
Application. Specifically engineered to fit 2007-2018 2WD Chevrolet Silverado 1500 and GMC Sierra 1500 models, excluding 1500HD and 2007 Silverado/Sierra 1500 Classic trucks. Intended for use with OEM or aftermarket drop spindles within the stated lowering range.
QA1 GS518-12800
CA Residents: WARNING: Cancer and Reproductive Harm
- Customizable Ride Height Offering A Drop Of 3″-5″ With Drop Spindles Or 1″-3″ With Stock Spindles
- Single Adjustable Coil-Overs For Easy Ride Adjustment
- Heavy-Duty Shock Design With Polyurethane Bushings And 1″ Chromoly T-Bar
- Fully Bolt-In Installation For Hassle-Free Setup
- Made In The USA
- Spring Rate Of 800lb/in.
- Includes Springs
- Shock Valving Is Single Adjustable
- Designed For Front Vehicle Position
- For 2WD Vehicles Only
- Requires QA1 Spanner Wrench T114W Or T115W
- Compatible With OEM Or Aftermarket Drop Spindles
- Does Not Fit 1500HD Model Trucks Or 2007 Silverado/Sierra 1500 Classic
- Pairing With Optional Rear Drop Kit Recommended For Best Performance
- Offset Upper Control Arm Bushings May Be Required For Lowering Over 2.5”
- Fits 07-18 2WD Sierra 1500
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