{"product_id":"qa1-gm-pro-front-coil-over-system-double-adj-9in-x-550lbs-in-pigtail-large-aluminum","title":"QA1 GM Pro Front Coil-Over System - Double Adj. - 9in x 550lbs\/in - Pigtail Large - Aluminum","description":"Front Pro Coil double adjustable stock mount shock kit. Compressed length of 9.63\" and extended length of 14.5\". Includes 9\" spring with rating of 550.\nQA1'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.\n\u003cul\u003e\n  \u003cli\u003eAchieve the ultimate balance of ride quality and performance handling with independent tuning of rebound and compression valving.\u003c\/li\u003e\n  \u003cli\u003eEasy bolt-in installation that works with your factory or upgraded QA1 tubular control arms.\u003c\/li\u003e\n  \u003cli\u003eUp to 2 of ride height adjustment allows you to dial in the perfect stance.\u003c\/li\u003e\n  \u003cli\u003eLimited Lifetime Warranty for peace of mind.\u003c\/li\u003e\n  \u003cli\u003eProudly made in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade your classic Chevrolet’s front suspension with the QA1 GM Pro Front Coil-Over System, Part QAPGD507-09550D. This double-adjustable stock-mount shock kit provides independent compression and rebound tuning, allowing you to balance ride comfort, handling response, and suspension control for street performance, autocross, road racing, drag racing, and street rod applications. The system includes a 9-inch, 550 lb\/in high-travel spring and is designed for use with QA1 Pro Coil Systems on select Chevrolet applications, including 1963-1982 Corvettes and 1958-1970 full-size Chevrolet models such as the Impala, Bel Air, and Caprice.\u003cbr\u003eThe fully threaded shock body provides ride-height adjustment for dialing in the desired stance or fine-tuning vehicle weight balance. With a compressed length of 9.63 inches and an extended length of 14.5 inches, the shock offers useful suspension travel for improved control. Lightweight billet aluminum coil-over shocks and specially designed American-made springs help reduce unsprung weight and respond quickly to changing road and track conditions. The large-pigtail spring configuration is engineered specifically for compatible QA1 Pro Coil applications.\u003cbr\u003eInstallation is designed to be straightforward with a bolt-in design that works with factory or upgraded QA1 tubular control arms. Each QA1 Pro Coil System is dyno tested and serialized, and the serviceable, rebuildable construction is supported by QA1 authorized service centers. This kit is sold in pairs and proudly made in the USA. Verify vehicle application, control-arm compatibility, and suspension requirements before installation. Fits select Chevrolet Impala applications, including 1977-1985 and 1994-1996 models, as listed by the manufacturer.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDouble-adjustable shock design provides independent compression and rebound tuning\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes a 9-inch, 550 lb\/in high-travel coil spring\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFully threaded shock body allows adjustable ride height and stance tuning\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eStock-mount design supports easy bolt-in installation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with factory or upgraded QA1 tubular control arms\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eLightweight billet aluminum coil-over shocks reduce unsprung weight\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eServiceable and rebuildable through QA1 authorized service centers\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e100% dyno tested and serialized for quality control\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMade in the USA\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSold in pairs\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCovered by a limited lifetime warranty\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\nChevrolet Bel Air Base 1958\u003cbr\u003e\nChevrolet Bel Air Base 1959\u003cbr\u003e\nChevrolet Bel Air Base 1960\u003cbr\u003e\nChevrolet Bel Air Base 1961\u003cbr\u003e\nChevrolet Bel Air Base 1962\u003cbr\u003e\nChevrolet Bel Air Base 1963\u003cbr\u003e\nChevrolet Bel Air Base 1964\u003cbr\u003e\nChevrolet Bel Air Base 1965\u003cbr\u003e\nChevrolet Bel Air Base 1966\u003cbr\u003e\nChevrolet Bel Air Base 1967\u003cbr\u003e\nChevrolet Bel Air Base 1968\u003cbr\u003e\nChevrolet Bel Air Base 1969\u003cbr\u003e\nChevrolet Bel Air Base 1970\u003cbr\u003e\nChevrolet Bel Air Base 1971\u003cbr\u003e\nChevrolet Bel Air Base 1972\u003cbr\u003e\nChevrolet Bel Air Base 1973\u003cbr\u003e\nChevrolet Bel Air Base 1974\u003cbr\u003e\nChevrolet Bel Air Base 1975\u003cbr\u003e\nChevrolet Biscayne Base 1958\u003cbr\u003e\nChevrolet Biscayne Base 1959\u003cbr\u003e\nChevrolet Biscayne Base 1960\u003cbr\u003e\nChevrolet Biscayne Base 1961\u003cbr\u003e\nChevrolet Biscayne Base 1962\u003cbr\u003e\nChevrolet Biscayne Base 1963\u003cbr\u003e\nChevrolet Biscayne Base 1964\u003cbr\u003e\nChevrolet Biscayne Base 1965\u003cbr\u003e\nChevrolet Biscayne Base 1966\u003cbr\u003e\nChevrolet Biscayne Base 1967\u003cbr\u003e\nChevrolet Biscayne Base 1968\u003cbr\u003e\nChevrolet Biscayne Base 1969\u003cbr\u003e\nChevrolet Biscayne Base 1970\u003cbr\u003e\nChevrolet Biscayne Base 1971\u003cbr\u003e\nChevrolet Biscayne Base 1972\u003cbr\u003e\nChevrolet Biscayne Fleetmaster 1960\u003cbr\u003e\nChevrolet Caprice Base 1966\u003cbr\u003e\nChevrolet Caprice Base 1967\u003cbr\u003e\nChevrolet Caprice Base 1968\u003cbr\u003e\nChevrolet Caprice Base 1969\u003cbr\u003e\nChevrolet Caprice Base 1970\u003cbr\u003e\nChevrolet Caprice Base 1971\u003cbr\u003e\nChevrolet Caprice Base 1972\u003cbr\u003e\nChevrolet Caprice Base 1986\u003cbr\u003e\nChevrolet Caprice Base 1987\u003cbr\u003e\nChevrolet Caprice Base 1988\u003cbr\u003e\nChevrolet Caprice Base 1989\u003cbr\u003e\nChevrolet Caprice Base 1990\u003cbr\u003e\nChevrolet Caprice Base 1991\u003cbr\u003e\nChevrolet Caprice Classic 1973\u003cbr\u003e\nChevrolet Caprice Classic 1974\u003cbr\u003e\nChevrolet Caprice Classic 1975\u003cbr\u003e\nChevrolet Caprice Classic 1976\u003cbr\u003e\nChevrolet Caprice Classic 1977\u003cbr\u003e\nChevrolet Caprice Classic 1978\u003cbr\u003e\nChevrolet Caprice Classic 1979\u003cbr\u003e\nChevrolet Caprice Classic 1980\u003cbr\u003e\nChevrolet Caprice Classic 1981\u003cbr\u003e\nChevrolet Caprice Classic 1982\u003cbr\u003e\nChevrolet Caprice Classic 1983\u003cbr\u003e\nChevrolet Caprice Classic 1984\u003cbr\u003e\nChevrolet Caprice Classic 1985\u003cbr\u003e\nChevrolet Caprice Classic 1986\u003cbr\u003e\nChevrolet Caprice Classic 1987\u003cbr\u003e\nChevrolet Caprice Classic 1988\u003cbr\u003e\nChevrolet Caprice Classic 1989\u003cbr\u003e\nChevrolet Caprice Classic 1990\u003cbr\u003e\nChevrolet Caprice Classic 1991\u003cbr\u003e\nChevrolet Caprice Classic Brougham 1986\u003cbr\u003e\nChevrolet Caprice Classic Brougham 1987\u003cbr\u003e\nChevrolet Caprice Classic Brougham 1988\u003cbr\u003e\nChevrolet Caprice Classic Brougham 1989\u003cbr\u003e\nChevrolet Caprice Classic Brougham 1990\u003cbr\u003e\nChevrolet Caprice Classic Estate 1976\u003cbr\u003e\nChevrolet Caprice Classic Estate 1977\u003cbr\u003e\nChevrolet Caprice Classic Estate 1978\u003cbr\u003e\nChevrolet Caprice Classic Estate 1981\u003cbr\u003e\nChevrolet Caprice Classic Estate 1982\u003cbr\u003e\nChevrolet Caprice Classic Landau 1976\u003cbr\u003e\nChevrolet Caprice Classic Landau 1977\u003cbr\u003e\nChevrolet Caprice Classic Landau 1978\u003cbr\u003e\nChevrolet Caprice Classic Landau 1979\u003cbr\u003e\nChevrolet Caprice Classic Landau 1980\u003cbr\u003e\nChevrolet Caprice Classic Landau 1981\u003cbr\u003e\nChevrolet Caprice Classic LS Brougham 1987\u003cbr\u003e\nChevrolet Caprice Classic LS Brougham 1988\u003cbr\u003e\nChevrolet Caprice Classic LS Brougham 1989\u003cbr\u003e\nChevrolet Caprice Classic LS Brougham 1990\u003cbr\u003e\nChevrolet Caprice Classic LTZ 1991\u003cbr\u003e\nChevrolet Caprice Classic Sport 1975\u003cbr\u003e\nChevrolet Caprice Classic Sport 1976\u003cbr\u003e\nChevrolet Caprice Classic Sport 1979\u003cbr\u003e\nChevrolet Caprice Classic Sport 1980\u003cbr\u003e\nChevrolet Caprice Estate 1973\u003cbr\u003e\nChevrolet Caprice Estate 1974\u003cbr\u003e\nChevrolet Caprice Estate Wagon 1975\u003cbr\u003e\nChevrolet Corvette Base 1963\u003cbr\u003e\nChevrolet Corvette Base 1964\u003cbr\u003e\nChevrolet Corvette Base 1965\u003cbr\u003e\nChevrolet Corvette Base 1966\u003cbr\u003e\nChevrolet Corvette Base 1967\u003cbr\u003e\nChevrolet Corvette Base 1968\u003cbr\u003e\nChevrolet Corvette Base 1969\u003cbr\u003e\nChevrolet Corvette Base 1970\u003cbr\u003e\nChevrolet Corvette Base 1971\u003cbr\u003e\nChevrolet Corvette Base 1972\u003cbr\u003e\nChevrolet Corvette Base 1973\u003cbr\u003e\nChevrolet Corvette Base 1974\u003cbr\u003e\nChevrolet Corvette Base 1977\u003cbr\u003e\nChevrolet Corvette Base 1978\u003cbr\u003e\nChevrolet Corvette Base 1979\u003cbr\u003e\nChevrolet Corvette Base 1980\u003cbr\u003e\nChevrolet Corvette Base 1981\u003cbr\u003e\nChevrolet Corvette Base 1982\u003cbr\u003e\nChevrolet Corvette Collector's Edition 1982\u003cbr\u003e\nChevrolet Corvette Indianapolis 500 Pace Car 1978\u003cbr\u003e\nChevrolet Corvette Silver Anniversary Edition 1978\u003cbr\u003e\nChevrolet Corvette Stingray 1975\u003cbr\u003e\nChevrolet Corvette Stingray 1976\u003cbr\u003e\nChevrolet Del Ray Base 1958\u003cbr\u003e\nChevrolet Impala Base 1971\u003cbr\u003e\nChevrolet Impala Base 1972\u003cbr\u003e\nChevrolet Impala Base 1973\u003cbr\u003e\nChevrolet Impala Base 1974\u003cbr\u003e\nChevrolet Impala Base 1975\u003cbr\u003e\nChevrolet Impala Base 1976\u003cbr\u003e\nChevrolet Impala Base 1977\u003cbr\u003e\nChevrolet Impala Base 1978\u003cbr\u003e\nChevrolet Impala Base 1979\u003cbr\u003e\nChevrolet Impala Base 1980\u003cbr\u003e\nChevrolet Impala Base 1981\u003cbr\u003e\nChevrolet Impala Base 1982\u003cbr\u003e\nChevrolet Impala Base 1983\u003cbr\u003e\nChevrolet Impala Base 1984\u003cbr\u003e\nChevrolet Impala Base 1985\u003cbr\u003e\nChevrolet Impala Custom 1975\u003cbr\u003e\nChevrolet Impala Custom 1976\u003cbr\u003e\nChevrolet Impala Custom 1977\u003cbr\u003e\nChevrolet Impala Custom Landau 1976\u003cbr\u003e\nChevrolet Impala Estate 1981\u003cbr\u003e\nChevrolet Impala Estate 1982\u003cbr\u003e\nChevrolet Impala Landau 1977\u003cbr\u003e\nChevrolet Impala Landau 1978\u003cbr\u003e\nChevrolet Impala Landau 1979\u003cbr\u003e\nChevrolet Impala S 1976\u003cbr\u003e\nChevrolet Impala Sport 1975\u003cbr\u003e\nChevrolet Impala Sport 1976\u003cbr\u003e\nChevrolet Impala Sport 1979\u003cbr\u003e\nChevrolet Impala Sport 1980\u003cbr\u003e\nChevrolet Impala SS 1994\u003cbr\u003e\nChevrolet Impala SS 1995\u003cbr\u003e\nChevrolet Impala SS 1996","brand":"QA1","offers":[{"title":"Default Title","offer_id":67598369128764,"sku":"qapGD507-09550D","price":1043.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1865\/9007\/files\/a99e61bdf3b2139e56927cef4a2013b2_924e05cf-80b0-496c-963e-56c1bab022cf.jpg?v=1790644039","url":"https:\/\/necycleshop.com\/products\/qa1-gm-pro-front-coil-over-system-double-adj-9in-x-550lbs-in-pigtail-large-aluminum","provider":"NE Cycle Shop","version":"1.0","type":"link"}