QA1 Front Pro Coilover Kit - Single Adjustable, Large Tapered Flat End, 500 lbs/in Rate - 1973-1988 Buick Regal whiteline-radius-arm-bushing 2015 Chevrolet Corvette C7 (w/

2015 Chevrolet Corvette C7 (w/ EDC)

1972 BMW 2 Series RWD (F22)

2009 Nissan 370Z (Z34)

these coilovers are dyno-tested and track-validated

QA1 Front Pro Coilover Kit - Single Adjustable, Large Tapered Flat End, 500 lbs/in Rate - 1973-1988 Buick Regal whiteline-radius-arm-bushing 2015 Chevrolet Corvette C7 (w/These QA1 GM Pro Coil Systems for the 1973 1988 Buick Regal 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.