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Service bulletin T42004

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10163089
Published by NHTSA2019-07-22
Manufacturer's numberT42004
Manufacturer's date2019-01-01
NHTSA componentSUSPENSION

NHTSA's summary

Operation Name: Hendrickson Trailer Commercial Vehicle Systems Document Name: Technical Procedure - Trailer Suspension Systems; HT250YS Y-Beam Reinforcement Kit Installation Procedure Summary: The document provides procedures for the installation of Y-beam component reinforcement kits, on an as-needed basis, on Hendrickson HT250YS suspension systems.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Suspension

Vehicles listed
HENDRICKSON HENDRICKSON

Listing a model year does not mean every vehicle of it is concerned: the document says which.