SKU: 91153229253

QA1 GM Pro Front Coil-Over System - Double Adj. - 9in x 550lbs/in - Pigtail Large - Aluminum

Sale price$540.90 Regular price$601.00
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Description

QA1 GM Pro Front Coil-Over System - Double Adj. - 9in x 550lbs/in - Pigtail Large - AluminumQA1'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

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. Multiple spring rate options are also available and have been successfully tested in various applications, from casual street driving to hard core race applications. Adjustable Pro Coil System Features:, Available in independent compression and rebound double adjustable, simultaneous compression and rebound adjustable, or drag "R" Series adjustable, Lightweight Billet Aluminum Coil-Over Shocks, High Travel Springs, Easy, Bolt-In Installation, Ride Height Adjustable, 100% Dyno Tested and Serialized, Serviceable and Rebuildable by QA1 Authorized Service Centers, Made in the USA, Used in drag racing, street performance, autocross, road racing and street rod applications, Sold in Pairs.

  • Achieve the ultimate balance of ride quality and performance handling with independent tuning of rebound and compression valving.
  • Easy bolt-in installation that works with your factory or upgraded QA1 tubular control arms.
  • Up to 2 of ride height adjustment allows you to dial in the perfect stance.
  • Limited Lifetime Warranty for peace of mind.
  • Proudly made in the USA

This Part Fits:

Year Make Model Submodel
1958-1975 Chevrolet Bel Air Base
1958-1972 Chevrolet Biscayne Base
1960 Chevrolet Biscayne Fleetmaster
1966-1972,1986-1991 Chevrolet Caprice Base
1973-1991 Chevrolet Caprice Classic
1986-1990 Chevrolet Caprice Classic Brougham
1976-1978,1981-1982 Chevrolet Caprice Classic Estate
1976-1981 Chevrolet Caprice Classic Landau
1987-1990 Chevrolet Caprice Classic LS Brougham
1991 Chevrolet Caprice Classic LTZ
1975-1976,1979-1980 Chevrolet Caprice Classic Sport
1973-1974 Chevrolet Caprice Estate
1975 Chevrolet Caprice Estate Wagon
1963-1974,1977-1982 Chevrolet Corvette Base
1982 Chevrolet Corvette Collector's Edition
1978 Chevrolet Corvette Indianapolis 500 Pace Car
1978 Chevrolet Corvette Silver Anniversary Edition
1975-1976 Chevrolet Corvette Stingray
1958 Chevrolet Del Ray Base
1971-1985 Chevrolet Impala Base
1975-1977 Chevrolet Impala Custom
1976 Chevrolet Impala Custom Landau
1981-1982 Chevrolet Impala Estate
1977-1979 Chevrolet Impala Landau
1976 Chevrolet Impala S
1975-1976,1979-1980 Chevrolet Impala Sport
1994-1996 Chevrolet Impala SS
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 91153229253

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MSMom
Charlottesville, US
★★★★★ 5
Great socks!
These are great low cut socks with padding in appropriate places. The shape keeps them from sliding down in my tennis shoes. I just wish more than three pair came in the pack.
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Reviewed in the United States on April 9, 2026
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Darrah
Cuba, US
★★★★★ 5
Great socks
Size: Large, Color: (672) Super Pink / Blaze Orange / Super Pink
My favorite socks! Fit great and don’t slip down in my shoes. They are cozy and cushiony. I love the colors too.
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Reviewed in the United States on October 21, 2025
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Crystal slater
Phoenix, US
★★★★★ 5
Quality under armor product
These are so very comfortable they are thin yet keep my feet warm around the house while it’s snowing outside
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Reviewed in the United States on January 7, 2026
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Lindsey K
West Palm Beach, US
★★★★★ 5
Fav socks
My favorite socks! Love them!
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Reviewed in the United States on April 20, 2026
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Dawn
Battle Creek, US
★★★★★ 4
Not bulky fit
Size: Large, Color: (009) Gray Dawn / White / Prime Pink
Thinner than UA other cushioning run socks, but this fit is perfect and doesn't shift in my shoe. I wear a women's 9.5 and determined Large doesn't squeeze my foot like Medium size (too exact). Bonus... avaliable olors beyond black and Grey.
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Reviewed in the United States on October 2, 2025

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