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Service bulletin 59310-043, Rev.

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 id10138477
Published by NHTSA2018-05-21
Manufacturer's number59310-043, Rev.
Manufacturer's date2018-04-01
NHTSA componentSUSPENSION

NHTSA's summary

Operation Name: Hendrickson Truck Commercial Vehical Systems Document Name: Assembly Instructions - HAULMAAX Saddle Assembly, Service Kits Number 579741-050, -051 Summary: This document provides instuctions for installation, on an as-needed basis, of saddle assembly replacement service kits for Hendrickson HAULMAAX rear 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.