{"product_id":"qa1-gm-pro-front-coil-over-system-double-adj-10in-x-550lbs-in-flat-large-aluminum","title":"QA1 GM Pro Front Coil-Over System - Double Adj. - 10in x 550lbs\/in - Flat Large - Aluminum","description":"Front Pro Coil double adjustable stock mount shock kit. Compressed length of 9.63\" and extended length of 14.5\". Includes 10\" spring with rating of 550.\nThese QA1 GM Pro Coil Systems are available for 1971-1996 Impalas and Full Size GM vehicles, including Full Size Chevy, Buick, Oldsmobile and Pontiac models, and even Ford full size vehicles and Galaxies. They are a great 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\u003eThe QA1 GM Pro Front Coil-Over System with part number QAPGD507-10550C offers a high-performance suspension upgrade designed for 1971-1996 Chevrolet Impalas and other full-size GM vehicles, including Buick, Oldsmobile, Pontiac, and even select Ford models like the Galaxie. This system features fully adjustable coil-over shocks with double adjustable compression and rebound valving, allowing precise tuning for an optimal balance between ride comfort and handling response.\u003cbr\u003eEach shock utilizes a lightweight billet aluminum body with a fully threaded design for effortless ride height adjustments, enabling you to achieve your desired stance or fine-tune weight transfer for improved cornering and stability. The included high-travel springs, rated at 550 lbs\/in, are designed with fewer coils and a smaller wire diameter, providing increased travel and faster reaction times, which translates into enhanced performance on both street and race tracks.\u003cbr\u003eInstallation is straightforward, with bolt-in compatibility for factory or upgraded control arms, making it suitable for street performance, autocross, drag racing, or street rod applications. The shocks are 100% dyno tested and serialized for quality assurance, and they are serviceable and rebuildable at authorized QA1 service centers, ensuring long-term reliability. Made in the USA, these coil-overs are built for durability and performance, backed by a limited lifetime warranty for peace of mind.\u003cbr\u003eWhether you want to improve your vehicle's stance, handling, or both, the QA1 GM Pro Coil-Over System provides versatile adjustability and superior suspension control. With multiple spring rates available, you can select the setup that best matches your driving style, from casual street cruising to aggressive racing. The system's design reduces unsprung weight and reacts faster, delivering a noticeable upgrade in vehicle dynamics and ride quality.\u003cbr\u003eAchieve a customized ride with easy height adjustments and precise damping control, all while enjoying the benefits of American-made quality craftsmanship. This coil-over system is an ideal upgrade for enthusiasts looking to optimize their full-size GM vehicle's suspension and handling performance.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eIndependent tuning of rebound and compression valving for optimal ride quality and handling.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEasy bolt-in installation compatible with factory or upgraded control arms.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eUp to 2 inches of ride height adjustment for perfect stance customization.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eLightweight billet aluminum coil-over shocks designed for high travel and responsiveness.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes high-rate 10-inch springs rated at 550 lbs\/in for enhanced performance.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFully threaded shock bodies allow precise ride height adjustments.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e100% dyno tested and serialized for quality assurance and consistency.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eServiceable and rebuildable by QA1 authorized centers for long-term reliability.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMade in the USA with durable construction suitable for street, autocross, drag, and road racing.\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 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\u003cbr\u003e\nEdsel Ranger Base 1960\u003cbr\u003e\nFord Galaxie Base 1960\u003cbr\u003e\nFord Galaxie Base 1961\u003cbr\u003e\nFord Galaxie Base 1962\u003cbr\u003e\nFord Galaxie Base 1963\u003cbr\u003e\nFord Galaxie Base 1964\u003cbr\u003e\nFord Galaxie Club Victoria 1961\u003cbr\u003e\nFord Galaxie Special 1960\u003cbr\u003e\nFord Galaxie Starliner 1961\u003cbr\u003e\nFord Galaxie Sunliner 1961\u003cbr\u003e\nFord Galaxie Town Victoria 1961\u003cbr\u003e\nMercury Country Cruiser Base 1960\u003cbr\u003e\nMercury Country Cruiser Base 1963\u003cbr\u003e\nMercury Marauder Base 1963\u003cbr\u003e\nMercury Marauder Base 1964\u003cbr\u003e\nMercury Meteor 600 1961\u003cbr\u003e\nMercury Meteor Base 1961\u003cbr\u003e\nMercury Meteor Base 1962\u003cbr\u003e\nMercury Meteor Base 1963\u003cbr\u003e\nMercury Meteor Custom 1962\u003cbr\u003e\nMercury Meteor Custom 1963\u003cbr\u003e\nMercury Meteor S-33 1962\u003cbr\u003e\nMercury Meteor S-33 1963\u003cbr\u003e\nMercury Monterey Base 1960\u003cbr\u003e\nMercury Monterey Base 1961\u003cbr\u003e\nMercury Monterey Base 1962\u003cbr\u003e\nMercury Monterey Base 1963\u003cbr\u003e\nMercury Monterey Base 1964\u003cbr\u003e\nMercury Monterey Custom 1962\u003cbr\u003e\nMercury Monterey Custom 1963\u003cbr\u003e\nMercury Monterey Custom S-55 1962\u003cbr\u003e\nMercury Monterey S-55 1963","brand":"QA1","offers":[{"title":"Default Title","offer_id":53941485437244,"sku":"qapGD507-10550C","price":1044.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1865\/9007\/files\/a99e61bdf3b2139e56927cef4a2013b2_7ba99f6b-28a8-4309-b3cc-91a55652067f.jpg?v=1785105961","url":"https:\/\/necycleshop.com\/products\/qa1-gm-pro-front-coil-over-system-double-adj-10in-x-550lbs-in-flat-large-aluminum","provider":"NE Cycle Shop","version":"1.0","type":"link"}