QA1 GS401-10550C GM Pro Coil-Over Systems, Single Adjustable, 550 lbs. Springs
627.9627.91
QA1 GS401-10550C GM Pro Coil-Over Systems, Single Adjustable, 550 lbs. SpringsCoil Springs/Shocks, Pro Coil-Over System, Double Adjustable, Buick, Chevy, Oldsmobile, Pontiac, Pair
The QA1 Single Adjustable Pro-Coil System is a great option for anyone looking for fully adjustable ride height and valving control. Choose a spring rate that fits your driving style and adjust the valving to match and you are on your way. This system is a great option for anyone looking for a suspension upgrade for their street car. With 18 ...
QA1GS401-10550C GM Pro Coil-Over Systems, Single  Adj

QA1

QA1 GS401-10550C GM Pro Coil-Over Systems, Single Adjustable, 550 lbs. Springs

Coil Springs/Shocks, Pro Coil-Over System, Double Adjustable, Buick, Chevy, Oldsmobile, Pontiac, Pair

$627.90
Select Your Vehicle

Applies To Continental U.S. orders only

Specifications
Coil-Over Specifications
Suspension Height Adjustment
0.0-2.0 in. lowered
Coilover Kit Position
Front
Recommended Front-End Weight
2,101-2,200 lbs.
Shocks Included
Yes
Adjustable Valving
Yes
Internal Design
Twin-tube
Gas Charged
No
Number of Valving Selections
18
Extended Length (in)
12.880 in.
Collapsed Length (in)
8.630 in.
Threaded Adjustment Range
3.000 in.
Upper Mount
Stud
Lower Mount
Bar pin
Shock Body Material
Aluminum
Shock Body Finish
Clear anodized
Bushing Material
Polyurethane
Bushing Color
Black
Coilover Springs Included
Yes
Spring Rate (lbs/in)
550 lbs./in.
Spring Finish
Silver powdercoated
Crossmember Included
No
Adjustable Mounting Bracket Included
No
Hardware Included
Yes
Welding Required
No
Quantity
Sold as a pair.
Notes
Single adjustable coil-overs, designed to fit applications with big block engines. Includes 2 springs and 2 coil-over shocks.
Description

The QA1 Single Adjustable Pro-Coil System is a great option for anyone looking for fully adjustable ride height and valving control. Choose a spring rate that fits your driving style and adjust the valving to match and you are on your way. This system is a great option for anyone looking for a suspension upgrade for their street car. With 18 valving options of simultaneous compression and rebound adjustment, the QA1 Single Adjustable Pro Coil System allows for that soft comfortable ride you want when cruising to and from car shows and for that firm handling you would expect from a more modern sports car.

NOTE: Recommendations are general guidelines only. The weight of the vehicle, personal ride preferences, etc. need to be taken into account when selecting spring rates. If you feel need help with please feel free to contact us.

 

  • Made in the U.S.A.
  • Easy, Bolt-In Installation
  • Coil-Over Ride Height Adjustable
  • Remote Ready
  • 100% Dyno Tested and Serialized
  • Rebuildable and Revalveable by the QA1 Factory or QA1 Authorized Service Centers
Application List
ImageSKU / Part NoApplicationDetailStockPriceAdd to Cart
 QAPGS401-10550CBuick Regal (1973-1987)0$627.90Out of Stock
 QAPGS401-10550CBuick Skylark (1975-1979)0$627.90Out of Stock
 QAPGS401-10550CChevrolet Chevelle (1973)0$627.90Out of Stock
 QAPGS401-10550CChevrolet El Camino (1973-1987)0$627.90Out of Stock
 QAPGS401-10550CChevrolet Malibu (1973-1983)0$627.90Out of Stock
 QAPGS401-10550CChevrolet Monte Carlo (1973-1988)0$627.90Out of Stock
 QAPGS401-10550CChevrolet Nova (1975-1979)0$627.90Out of Stock
 QAPGS401-10550CChevrolet S10 (1982-2004)RWD0$627.90Out of Stock
 QAPGS401-10550COldsmobile Cutlass (1973-1987)0$627.90Out of Stock
 QAPGS401-10550COldsmobile Omega (1975-1979)0$627.90Out of Stock
 QAPGS401-10550CPontiac Grand Prix (1973-1987)0$627.90Out of Stock
 QAPGS401-10550CPontiac GTO (1974-1977)0$627.90Out of Stock
 QAPGS401-10550CPontiac LeMans (1973-1977)0$627.90Out of Stock
 QAPGS401-10550CPontiac Ventura (1974-1977)0$627.90Out of Stock
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