Menu

Shop

Garage

Cart

Account

Product Summary

99-06 Chevy, 99-06 GMC, Front Position, Anodized

  • These QA1 Pro Coil Systems are a great option for anyone looking for fully adjustable ride height and valving control
  • Choose a spring rate and adjustability that fits your driving style (offered as separate part numbers), adjust the valving to match, and you are on your way
  • These shocks utilize a fully threaded body that allows you to adjust your ride height for the perfect stance, or to finely tune the weight balance for superior handling
  • Includes 10" springs with rating of 750 and single adjustable shocks for use on 99-06 Silverados/Sierras

Key Specs

MFG. Part #GS517-10750C
BrandQA1
PositionFront
Spring Rate750 lbs.
Shock AdjustabilitySingle Adjustable

Need To Know

This Product Will Ship Free

Shipping Policies & FAQs

Quick and Easy Returns

Return Policy

Details

QA1 specializes in providing performance shocks, suspension components, carbon fiber driveshafts, rod ends, ball joints and more to a variety of automotive markets, including circle track racing, drag racing, street performance, and street rodding. With over 83,000 square feet of manufacturing space in Lakeville, MN, QA1 is proud to offer an extensive line of American-made suspension and driveline. Founded in 1993 by Jim Jordan, QA1 introduced rod ends and spherical bearings specifically for the performance racing industry, quickly becoming the #1 name in rod ends, spherical bearings, custom linkages and similar products to the motorsports industry. Always on the cutting edge of technology, QA1 recently introduced in-house filament winding of carbon fiber and similar materials to provide driveshafts and other products. With continued focus on fine-tuning and expanding its offering of American-made high performance suspension components and carbon fiber driveshafts, QA1 has grown to be a household name in the performance aftermarket.

These QA1 GM Pro Coil Systems are a great option for anyone looking for fully adjustable ride height and valving control. Choose a spring rate and adjustability that fits your driving style, adjust the valving to match and you are on your way. These shocks also utilize a fully threaded body that allows you to adjust your ride height for the perfect stance or to finely tune the weight balance for superior handling.

  • Front Pro Coil single adjustable stock mount shock kit
  • Compressed length of 9.63" and extended length of 14.5"
  • Includes 10" spring with rating of 750 for use on 99-06 Silverados/Sierras.

Charts

Specifications

KEY SPECS
MFG. Part #GS517-10750C
BrandQA1
PositionFront
Spring Rate750 lbs.
Shock AdjustabilitySingle Adjustable
GENERAL
Shock TypeTwin Tube
Shock Body MaterialAluminum
Shock Body TypeThreaded
Shock Stroke4.25
Upper Shock MountStud
Lower Shock MountT-Bar
Compressed Length Range10.00" to 10.99"
Compressed Length10.25"
Extended Length Range14.00" to 14.99"
Extended Length14.5"
Height AdjustableYes
Number of Valving Selections18
FinishAnodized
Coilover Kit IncludedYes
Coilover Springs IncludedYes
Sold in QuantityPair
AdjustableYes
Hardware IncludedYes
Crossmember IncludedNo
Welding RequiredNo
Gas ChargedNo
Suspension Height Adjustment0.0-2.0 Inch Lowered
Spring FinishPowder Coated
Spring ColorSilver
Recommended Front End Weight2,401-2,600 lbs.
DrivetrainRWD
GTIN Code806990159366