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-QA1 99-06 Chevrolet Silverado Pro Front Coil-Over System - Double Adj. - 10in x 650lbs/in - Aluminum-Coilovers-QA1
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QA1 99-06 Chevrolet Silverado Pro Front Coil-Over System - Double Adj. - 10in x 650lbs/in - Aluminum

QA1
QAPGD517-10650C
806990159328
Coilovers
Out of stock
$ 1,069.01 $ 964.95

SKU: GD517-10650C | UPC: 806990159328

QA1 99-06 Chevrolet Silverado Pro Front Coil-Over System - Double Adj. - 10in x 650lbs/in - Aluminum

Upgrade your 1999-2006 Chevrolet Silverado 1500 or GMC Sierra 1500 with the QA1 GD517-10650C Pro Front Coil-Over System. This double adjustable aluminum kit features 10-inch springs rated at 650 lbs/in, compressed length of 9.63 inches, and extended length of 14.5 inches for precise control. Bolt-in design delivers adjustable ride height and valving to match street, drag, autocross, or road racing demands.

Key Features

  • Double Adjustable Valving: Independent compression and rebound tuning lets you fine-tune damping for balanced ride quality and handling on 99-06 Silverado/Sierras.
  • Ride Height Adjustment: Up to 2 inches of adjustment via fully threaded body for custom stance and weight distribution.
  • Lightweight Aluminum Construction: Billet aluminum shocks with high-travel tapered flat large springs reduce unsprung weight and improve response.
  • Bolt-In Installation: Direct fit for stock mounts or QA1 tubular control arms with no fabrication needed.
  • Dyno Tested and Serialized: 100% tested for reliability, serviceable by QA1 centers, backed by limited lifetime warranty.

Product Notes

  • Pair kit designed for front suspension only, compatible with factory or aftermarket control arms.
  • Rebuildable design extends service life with QA1 authorized parts.
  • Ships as complete pair ready for immediate use.

Installation Notes

  • Professional installation recommended.
  • Requires stock upper/lower control arm mounts on 99-06 Silverado 1500/Sierras.
  • Includes all necessary hardware for direct bolt-in fit.

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
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
1999-2006 GMC Sierra 1500 SLE
2002-2006 GMC Sierra 1500 WT

Why Choose QA1?

  • Over 30 years leading motorsports with American-made shocks and suspension.
  • Manufactured in 83,000 sq ft Lakeville, MN facility for consistent quality.
  • Proven in drag racing, street performance, autocross, road racing, and street rods.

Frequently Asked Questions

  • Q: Will this fit 4WD 99-06 Silverado 1500 models?
    A: Yes, designed for both 2WD and 4WD using stock front suspension mounts on specified Silverado 1500 and Sierra 1500 trucks.
  • Q: What spring rate is included?
    A: 10-inch tapered flat large springs at 650 lbs/in, optimized for performance applications on heavier trucks.
  • Q: What warranty coverage applies?
    A: Limited lifetime warranty on shocks, with rebuild service available at QA1 authorized centers.

Shipping & Handling

  • Method: UPS Ground or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: Secure pair box measuring 20 x 12 x 12 inches
  • Weight: 24 lbs

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