QA1 - Front Suspension Packages for 1999-2006 SIERRA 1500, SILVERADO 1500 52626-S700 Coilover Conversion, Single Adjustable Shocks, 700 lb. Spring Rate, Upper and Lower Control Arms, Tubular, Black Powdercoated, Chevy, GMC, Kit
QA1 - Front Suspension Packages for 1999-2006 SIERRA 1500, SILVERADO 1500 52626-S700 Coilover Conversion, Single Adjustable Shocks, 700 lb. Spring Rate, Upper and Lower Control Arms, Tubular, Black Powdercoated, Chevy, GMC, Kit
Description
QA1 99-06 Chevy Silverado 1500 2WD Single Adjustable Front Suspension Kit
Product Overview Upgrade the front suspension of your NBS truck with QA1’s complete coil-over and control arm kit. Designed for 2WD 1999–2006 Silverado and Sierra 1500s, this system includes tubular upper and lower control arms and 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. IMPROVED GEOMETRY WITH BOLT-ON CONTROL ARMS The included QA1 upper and lower tubular control arms are built to improve suspension geometry and increase strength over stock. They offer more clearance for coil-overs, reduce deflection under load, and help maintain proper alignment. 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. QA1 includes everything you need for a smooth install, with pre-installed ball joints and bushings in both control arms to save you time. MADE IN THE USA QA1 NBS suspension is proudly made in Lakeville, Minnesota and built to last with a durable powder coat finish. Fitment Notes: Fits 1999–2006 Chevrolet Silverado / GMC Sierra 1500 2WD with coil front suspension: Works exclusively with QA1 sway bar (Part Number: 52869) - does not fit with factory sway bar: Works with factory or QA1 drop spindles (Part Number: 9056-120): Not compatible with vehicles originally equipped with torsion bar front suspension
Additional Information
QA1 52626-S700 Front Coilover Suspension System, 99-06 Silverado/Sierra 1500 2WD, Single Adjustable
Part Type
Coilover Adjustable Spring Lowering Kit
Features
- 1"-3" drop 3"-5" with the drop spindle
- Bolt-on design—no welding required
- Made in the USA
- Pre-installed ball joints and bushings for easy installation
- QA1 single adjustable front coil-overs with 18 clicks of valving control
- Ride height adjustability to dial in stance and feel
- Spanner wrench and thrust bearing included
- Tubular upper and lower control arms improve suspension geometry
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 21:14:53
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Specifications
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Qa1 |
| StreetFX SKU | qap52626-S700 |
| SFX Item ID | 6649589 |
| Accounting SKU | qap-52626-S700 |
| Manufacturer SKU | 52626-S700 |
| Manufacturer UPC | 806990233516 |
| Alternative References | 52626-S700, QA1-52626-S700, QA152626-S700 |
Coilover Conversion, Single Adjustable Shocks, 700 lb. Spring Rate, Upper and Lower Control Arms, Tubular, Black Powdercoated, Chevy, GMC, Kit
Upgrade the front suspension of your NBS truck with QA1 1999-06 Silverado/Sierra 1500 front coilover conversion systems. These kits match tubular upper and lower control arms with QA1's single or double adjustable coilovers to deliver the perfect stance, along with improved geometry and ride quality. They are easy to adjust on the vehicle and deliver a noticeable improvement in both comfort and control. Select either the single or double adjustable kit for your truck.
Features:
• QA1 front coilovers give you 1 to 3 in. of ride height adjustability right out of the box. (To go lower, pair them with QA1's 2 in. drop spindles for a total drop range of 3 to 5 in. up front, sold separately).
• QA1 upper and lower tubular control arms are built to improve suspension geometry and increase strength over stock. They offer more clearance for coilovers, reduce deflection under load, and help maintain proper alignment.
• QA1 single adjustable coilovers offer 18 clicks of combined compression and rebound adjustment.
• QA1 double adjustable coilovers offer18 clicks of independent compression and rebound adjustment
• Bolt-on design using standard tools--no welding required
• Pre-installed ball joints and bushings save you time
• Spanner wrench and thrust bearing included
| Product Attributes | |
|---|---|
| Brand | QA1 |
| Manufacturer's Part Number | 52626-S700 |
| Part Type | Front Suspension Packages |
| Product Line | QA1 1999-06 Silverado/Sierra 1500 Front Coilover Conversion Systems |
| UPC | 806990233516 |
| Crossmember Included | No |
| Welding Required | No |
| Front Spindles Included | No |
| Upper Control Arms Included | Yes |
| Lower Control Arms Included | Yes |
| Control Arm Style | Tubular |
| Control Arm Material | Steel |
| Control Arm Color | Black |
| Upper Ball Joints Included | Yes |
| Lower Ball Joints Included | Yes |
| Rack and Pinion Included | No |
| Shocks Included | Yes |
| Shock Type | Single adjustable coilover |
| Coilover Springs Included | Yes |
| Coilover Spring Rate (lbs/in) | 700 lbs./in. |
| Spring Finish | Black |
| Disc Brake Kit Included | No |
| Front Rotor Included | No |
| Front Caliper Included | No |
| Brake Pads Included | No |
| Sway Bar Included | No |
| Center Link Included | No |
| King Pins Included | No |
| King Pin Bearings Included | No |
| Pitman Arm Included | No |
| Idler Arm Included | No |
| Tie Rod Sleeves Included | No |
| Inner Tie Rod Ends Included | No |
| Outer Tie Rod Ends Included | No |
| Quantity | Sold as a kit. |
| Notes | Not compatible with vehicles originally equipped with torsion bar front suspension and factory sway bar. Must use QA1 sway bar 52869. |
Compatibility
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