Shackle bolt for use on Cadillac Series 59, 61, 63, 341 B, 353, 355 A, 370 A, 452 A. Fits the rear end of the front spring and front spring shackle. Second design on Series 59 and 152″ WB on 355 A.
Cadillac part number 880227, group 17.0231.
Material: 8620 Steel, heat treat grade RC 60, case depth .030
Finish: Natural
Thread: 3/4-16
