QA1 GD507-10550C

These 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, .
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
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
1960	Edsel	Ranger	Base
1960-1964	Ford	Galaxie	Base
1961	Ford	Galaxie	Club Victoria
1960	Ford	Galaxie	Special
1961	Ford	Galaxie	Starliner
1961	Ford	Galaxie	Sunliner
1961	Ford	Galaxie	Town Victoria
1960,1963	Mercury	Country Cruiser	Base
1963-1964	Mercury	Marauder	Base
1961	Mercury	Meteor	600
1961-1963	Mercury	Meteor	Base
1962-1963	Mercury	Meteor	Custom
1962-1963	Mercury	Meteor	S-33
1960-1964	Mercury	Monterey	Base
1962-1963	Mercury	Monterey	Custom
1962	Mercury	Monterey	Custom S-55
1963	Mercury	Monterey	S-55