Leaf Spring Shackle Kit – Rear of Rear – Fits Ford F-Series Super Duty maintaining proper axle alignment and

maintaining proper axle alignment and improving vehicle handling

The Threaded Spring Pin 327-538 is a precision-engineered suspension component designed for front-of-front leaf spring assemblies on Western Star trucks

OEM Cross References:E5421

Built to absorb road shock and reduce vibration

B1440-94 (Flagg)

Leaf Spring Shackle Kit – Rear of Rear – Fits Ford F-Series Super Duty maintaining proper axle alignment andThe Rear of Rear Leaf Spring Shackle Kit is a heavy duty suspension component engineered for Ford F Series Super Duty trucks. This kit ensures a secure connection between the rear leaf spring and frame, maintaining suspension articulation and load stability. Designed for durability and long service life, it reduces wear and stress on suspension parts while improving ride comfort. OEM Cross References: 330 364A, 330367, E83643, F81Z5776CA, 1C3Z5776BA,