Threaded Bushing TB‑77 – Fits Kenworth Heavy‑Duty Truck Suspension Component freight 1C3Z5776BA

1C3Z5776BA

Key Features:• Designed for Hendrickson and Dayton rear suspensions• Supports rear leaf spring alignment and articulation• Heavy-duty construction for long service life• Reduces stress on the chassis and suspension system• Direct replacement for OEM part 338‑1921

Dayton 322-102

secure fit that resists loosening over time

Designed to maintain axle alignment and allow smooth pivoting of the equalizer beam

Threaded Bushing TB‑77 – Fits Kenworth Heavy‑Duty Truck Suspension Component freight 1C3Z5776BAThe TB 77 Threaded Bushing is a robust suspension component designed to fit a wide range of heavy duty truck and trailer applications. It features a 1 3 4" outer diameter and M32 4 thread, offering strong resistance to wear and movement in leaf spring and torque rod assemblies. This bushing ensures proper articulation and reduces metal on metal contact, extending the life of the suspension system. OEM Cross References: 52700000, S21702, B131002, TB77,