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-QA1 99-06 Chevrolet Silverado Pro Front Coil-Over System - Double Adj. - 10in x 750lbs/in - Aluminum-Coilovers-QA1
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QA1 99-06 Chevrolet Silverado Pro Front Coil-Over System - Double Adj. - 10in x 750lbs/in - Aluminum

QA1
QAPGD517-10750C
806990159335
Coilovers
Out of stock
$ 1,069.01 $ 964.95

SKU: GD517-10750C | UPC: 806990159335

QA1 99-06 Chevrolet Silverado Pro Front Coil-Over System - Double Adj. - 10in x 750lbs/in - Aluminum

This QA1 GD517-10750C front Pro Coil system delivers double adjustable damping for compression and rebound on 1999-2006 Chevrolet Silverado 1500 and GMC Sierra 1500 trucks. Featuring lightweight aluminum shocks with 10-inch 750 lb/in high-travel springs, compressed length of 9.63 inches and extended length of 14.5 inches, it enables precise ride height tuning and handling balance. Bolt-in design uses stock mounts for drag racing, street performance, autocross, road racing and street rod use.

Key Features

  • Ride Height Adjustment: Up to 2 inches of adjustment via fully threaded body to set perfect stance and weight distribution.
  • Double Adjustable Valving: Independent compression and rebound tuning for balanced ride quality and performance handling.
  • Bolt-In Installation: Direct fit with factory or QA1 tubular control arms, no major modifications needed.
  • High-Travel Springs: American-made lightweight springs with fewer coils and smaller wire diameter for faster response and reduced unsprung weight.
  • Build Quality: 100% dyno tested, serialized, serviceable and rebuildable with limited lifetime warranty.

Product Notes

  • Verify spring rate suits your vehicle weight and setup for optimal performance.
  • Pair sold complete. service at QA1 authorized centers for longevity.
  • Special order item. confirm stock before purchase.

Installation Notes

  • Professional installation recommended.
  • Compatible with stock control arms. QA1 tubular arms recommended for maximum performance.
  • Uses factory upper and lower shock mounts. no welding required.

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?

  • Founded in 1993, leader in rod ends, spherical bearings and motorsports components.
  • Manufactures in 83,000 sq ft facility in Lakeville, MN with dyno-tested products.
  • Expands American-made suspension including carbon fiber driveshafts for racing and street.

Frequently Asked Questions

  • Q: Does this fit 1999-2006 Silverado and Sierra 1500 2WD and 4WD?
    A: Yes, designed for front stock mounts on 1999-2006 Chevrolet Silverado 1500 and GMC Sierra 1500 across listed submodels, 2WD and 4WD.
  • Q: What materials are used in construction?
    A: Lightweight billet aluminum coil-over shocks paired with high-travel tapered flat load-length springs.
  • Q: What warranty coverage applies?
    A: Limited lifetime warranty on shocks. springs covered under standard QA1 policy.

Shipping & Handling

  • Method: UPS Ground or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: Securely boxed for protection
  • Weight: 25.8 lbs

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