The Ridetech HQ Coil-Over System for 1955–1957 Chevy one-piece frame is a complete suspension kit that replaces factory components with front and rear HQ coil-overs, upper and lower StrongArms, a bolt-on 4-link and a front sway bar. It packages the hardware needed to convert these classics to a modern coil-over layout while retaining chassis-specific fitment for the stated years.
Ridetech 55-57 Chevy (One Piece Frame) CoilOver System