The QA1 Pro Front Coil-Over System includes a single-adjustable shock and a 10-inch, 400 lb/in spring with a tapered pigtail end. It has a compressed length of 10.13 inches and extends to 17 inches, offering ride-height adjustability and valving options for different driving styles. QA1 notes easy bolt-in installation, adjustable damping, and a lightweight aluminum construction made in the USA for improved front-end control.
QA1 GM Pro Front Coil-Over System - Single Adj. - 10in x 400lbs/in - Pigtail - Aluminum