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Upgrade the front suspension of your NBS truck with QA1’s coil-over kit. Designed for 2WD 1999–2006 Silverado and Sierra 1500s with QA1 tubular upper and lower control arms and includes QA1’s single adjustable coil-overs. DIAL IN THE PERFECT STANCE QA1’s front coil-overs give you 1" to 3" of ride height adjustability right out of the box. Want to go lower? Pair them with QA1’s 2" drop spindles (Part Number: 9056-120) for a total drop range of 3" to 5" up front. Whether you're aiming for a subtle level or a slammed street look, this setup lets you get it just right. RIDE QUALITY YOU CAN TUNE This kit features QA1’s single adjustable coil-overs, allowing you to set your preferred ride height and fine-tune damping with 18 clicks of combined compression and rebound adjustment. It’s easy to adjust on the vehicle and delivers a noticeable improvement in both comfort and control. STRAIGHTFORWARD, BOLT-ON INSTALL This system bolts directly into place using standard tools—no welding required. MADE IN THE USA QA1 NBS suspension is proudly made in Lakeville, Minnesota and built to last.
QA1 GS510-10700 Front Pro Coil Shock System, 99-06 Silverado/Sierra 1500 2WD, Single Adjustable
- QA1 single adjustable front coil-overs with 18 clicks of valving control
- Tubular upper and lower control arms improve suspension geometry
- Pre-installed ball joints and bushings for easy installation
- Ride height adjustability to dial in stance and feel
- Spanner wrench and thrust bearing included
- 1"-3" drop 3"-5" with the drop spindle
- Bolt-on design—no welding required
- Made in the USA
Vehicle Fitment
| Years | Make | Model | Trim |
|---|---|---|---|
| 1999–2006 | Chevrolet | Silverado 1500 | 2WD |
| Air Freight Prohibited: false |
| Not Carb Approved: false |
| Carb Acknowledgement Required: false |
| Ltl Freight Required: false |
| Prop 65: Y |
| Part Type: automotive |
| Epa: N/A |
| Regular Stock: false |
| Units Per Sku: 1 |
No fitment data available for this product.
This product is covered by the manufacturer's warranty against product defects and missing components in the package. To file a claim, use the brand-specific links on our warranty page.
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