QA1 99-06 Chevrolet Silverado 1500 2WD Front Coil-Over Kit - Single Adjustable

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.

Additional Information

QA1 GS510-10700 Front Pro Coil Shock System, 99-06 Silverado/Sierra 1500 2WD, Single Adjustable

Part Type

Coilover Set

Product Overview

Product Overview
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.
Fitment Notes
• Fits 1999–2006 Chevrolet Silverado / GMC Sierra 1500 2WD with coil front suspension
• Works exclusively with QA1 lower control arms
• Will not fit OEM or other manufacturer lower control arms
• Not compatible with vehicles originally equipped with torsion bar front suspension

This item is available as a full kit.
Select a kit option in the following table if you are looking for this item in a bundle form with all associated components.

Kit option/s:

Thumb	SKU	Kit Title
	qapHK01-GMT05	QA1 Suspension Lowering Kits HK01-GMT05 HANDLING KIT, LEVEL 1, SHORT BED, 99-06 SILVERADO 1500 2WD
	qapHK01-GMT06	QA1 Suspension Lowering Kits HK01-GMT06 HANDLING KIT, LEVEL 1, LONG BED, 99-06 SILVERADO 1500 2WD

• 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

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Product Details

Reference Information

KIT, FRONT COILOVER, S-ADJ, 99-06 SILVERADO 1500 2WD