Product Summary

Bel Air, Caprice, Corvette, Impala, Biscayne, Del Ray

  • QA1's GM Pro Coil Systems are available for 1963-1982 Corvettes and for 1958-1970 Full Size Chevrolet vehicles, including Impalas, Bel Airs and Caprices
  • They are the perfect 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
  • Specially designed for QA1's Pro Coil Systems, the American-made lightweight high travel springs have fewer coils and a smaller wire diameter, resulting in increased travel due to the larger distance between the coils
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Key Specs

PositionFront
Spring Rate650 lbs.
Shock AdjustabilityDouble Adjustable
Shock TypeTwin Tube
Shock Body MaterialAluminum
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QA1 GD507-09650D Details

  • QA1's GM Pro Coil Systems are available for 1963-1982 Corvettes and for 1958-1970 Full Size Chevrolet vehicles, including Impalas, Bel Airs and Caprices
  • They are the perfect 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
  • Specially designed for QA1's Pro Coil Systems, the American-made lightweight high travel springs have fewer coils and a smaller wire diameter, resulting in increased travel due to the larger distance between the coils
  • They reduce unsprung weight and react faster, optimizing suspension performance
  • Successfully tested in various applications, from casual street driving to hard core race applications

QA1 GD507-09650D Specifications

KEY SPECS
MFG. Part #GD507-09650D
BrandQA1
PositionFront
Spring Rate650 lbs.
Shock AdjustabilityDouble Adjustable
Shock TypeTwin Tube
Shock Body MaterialAluminum
Upper Shock MountStud
Lower Shock MountT-Bar
Height AdjustableYes
FinishPowder Coated
GENERAL
Compressed Length Range9.00" to 9.99"
Compressed Length9.63"
Extended Length Range14.00" to 14.99"
Extended Length14.5"
Number of Valving Selections18
Bushing MaterialPolyurethane
Body Diameter2"
Sold in QuantityPair
Hardware IncludedYes
Crossmember IncludedNo
Welding RequiredNo
Gas ChargedNo
ColorSilver
Suspension Height Adjustment0.0-2.0 Inch Lowered
Recommended Front End Weight2,301-2,400 lbs.
NotesDesigned to fit applications with big block engines. Coilover shocks are double adjustable Pro series GD507 shocks. Springs are 9 tapered with a large diameter, pigtail upper end style 9HTSP650 springs.
GTIN Code806990139894
Adjustable ValvingYes
Adjustable Mounting Bracket IncludedNo
Bushing ColorBlack
Lower MountT-bar
Upper MountStud

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