SKU: GS510-10700 | UPC: 806990233578
QA1 99-06 Chevrolet Silverado 1500 2WD Front Coil-Over Kit – Single Adjustable
Transform the front suspension on your 1999-2006 Chevrolet Silverado 1500 or GMC Sierra 1500 2WD with this QA1 single adjustable coil-over kit. Designed for QA1 tubular upper and lower control arms it delivers 1 to 3 inches of drop and 18 clicks of damping adjustment for compression and rebound. Pair with QA1 2-inch drop spindles part 9056-120 for 3 to 5 inches total drop improving handling and ride quality on coil-spring front setups.
Key Features
- Single Adjustable Dampers: 18 clicks of on-vehicle adjustment for compression and rebound tunes ride comfort and control for street or track driving
- Ride Height Tuning: 1 to 3 inches drop from stock add QA1 drop spindles 9056-120 for 3 to 5 inches total drop to achieve your desired stance
- Bolt-On Design: Direct bolt-in fit using standard tools no welding needed with QA1 tubular control arms
- High-Quality Construction: 650 lb/in primary spring rate in robust components built for daily driving or aggressive use
- USA Made: Assembled in Lakeville Minnesota upholding strict quality standards for dependable long-term performance
Product Notes
- Fits 1999-2006 Chevy Silverado GMC Sierra 1500 2WD coil-spring models requires QA1 lower control arms
- Does not work with OEM or non-QA1 lower control arms or torsion bar trucks
- Ships in one box 28 x 18 x 12 inches 52 lbs
Installation Notes
- Professional installation recommended.
- Bolts to QA1 tubular upper and lower control arms at factory mounting points
- Uses standard hand tools no fabrication or post-install alignment needed
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1999-2005 | Chevrolet | Silverado 1500 | Base |
| 2004-2006 | Chevrolet | Silverado 1500 | Hybrid |
| 1999-2006 | Chevrolet | Silverado 1500 | LS |
| 1999-2006 | Chevrolet | Silverado 1500 | LT |
| 2003-2006 | Chevrolet | Silverado 1500 | SS |
| 2002-2006 | Chevrolet | Silverado 1500 | WT |
| 2004-2005 | Chevrolet | Silverado 1500 | Z71 Off-Road |
| 1999-2006 | GMC | Sierra 1500 | SLE |
| 1999-2006 | GMC | Sierra 1500 | SLT |
| 2002-2006 | GMC | Sierra 1500 | WT |
| 2002-2005 | GMC | Sierra 1500 | Base |
| 2001 | GMC | Sierra 1500 | C3 |
| 2002-2006 | GMC | Sierra 1500 | Denali |
| 2002 | GMC | Sierra 1500 | HT |
| 2005-2006 | GMC | Sierra 1500 | Hybrid |
| 1999-2003 | GMC | Sierra 1500 | SL |
| 2006 | GMC | Sierra 1500 | SL |
Why Choose QA1?
- Proven motorsports suspension leader with decades of testing
- Built tough for daily drivers and race use
- Engineered for precise fit and adjustable performance on GM trucks
Frequently Asked Questions
- Q: Will this kit fit my 2004 Silverado 1500 2WD LS?
A: Yes fits 1999-2006 Silverado 1500 2WD coil-spring models like LS with QA1 tubular control arms - Q: What spring rates are included?
A: 650 lb/in primary springs tuned for 2WD trucks with balanced ride support - Q: What is the warranty on these coil-overs?
A: QA1 limited lifetime warranty on coil-over shocks against manufacturing defects
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure single box 28 x 18 x 12 inches
- Weight: 52 lbs





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