Ridetech's bolt‑on 4‑link for 1955–1957 Bel Airs with a one‑piece frame supplies a direct‑fit rear linkage upgrade. Included are R‑Joints, single‑adjustable bars, a diagonal link, a bolt‑on crossmember, weld‑on axle brackets and hardware, finished in black. The kit is packaged for use with Shockwaves or Ridetech coil‑overs, which are available separately.
Ridetech 55-57 Chevy (One Piece Frame) Bolt-On 4-Link