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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.
Installation Instructions
This Part Fits:
QA1 GM Pro Front Coil-Over System - Double Adj. - 9in x 550lbs/in - Pigtail Large - Aluminum
SKU: QAPGD507-09550D
Sale price
$964.95 USD
Regular price
$1,069.01 USD
Shipping calculated at checkout.
Special Order Item: Delivery times depend on manufacturer fulfillment and carrier performance. Expedited shipping reflects how the order is placed with the manufacturer and does not guarantee delivery dates. However, due to FI Performance’s industry relationships, we may be able to assist with expedited processing when possible. If timing is critical, please call us before ordering at (203) 644-0712.
Installation Instructions
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 |
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