Description

• Part Number: 334‑184
  Manufacturer: Dayton Parts (Dayton Industrial)
  Category: Heavy‑Duty Suspension / Beam-End Shaft Kit

  Product Overview

  The Dayton 334‑184 is a shaft replacement kit designed for the beam-end assemblies in tandem walking-beam suspensions (e.g., Hendrickson RT/RTE 440–520). It consists of precision-machined bronze shafts and hardware to ensure smooth pivoting and reliable load transfer in commercial truck suspension systems. Often sold in sets of four, this kit maintains OEM-level durability under heavy loads and harsh operating conditions

  Sizes & Specs

  Based on OEM data (Dayton Suspension Catalog 2016):

  • Shaft dimensions: approx. 1 3/8″–12 thread × 9 5/8″ length (beam-end shafts in pairs of 4)

  • Includes: Slotted nuts, bronze ball seals, washers

  • Compatible hardware: Works with bronze beam bushings (e.g., 334‑113, 334‑112) and slotted nuts 334‑180, ball seals 334‑430

  Cross–Reference & Related Kits

  • OEM Replacement For: Hendrickson RT/RTE 441/480 tandem suspensions beam-end shaft kits

  • 4522945229000, R302035, W110

  • Related Dayton Kits:

    • 334‑440 (Service Kit, 4‑ends)

    • 334‑440A (Service Kit, single end)

    • Bushing kits: 322‑109, 322‑102A, 322‑103, 334‑114, 334‑115, 334‑116 for full rebuild compatibility

    • Use & Fitment

  Ideal for maintenance or rebuild of walking-beam tandem suspensions in heavy-duty trucks and trailers. It ensures OEM precision fit with compatible bushings and seals, preserving pivot alignment and ride quality. Suitable for fleet maintenance programs as well as aftermarket rebuild assemblies.