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Service bulletin L809, Rev. R

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 id10142536
Published by NHTSA2018-07-02
Manufacturer's numberL809, Rev. R
Manufacturer's date2018-05-01
NHTSA componentSERVICE BRAKES, AIR

NHTSA's summary

Operation Name: Hendrickson Trailer Commercial Vehical Systems Document Name: Brake Certifications - Certifications for Air Actuated Brakes Summary: This document provides certifications for various makes and types of brakes offered by Hendrickson with its trailer suspension and axle 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

Brakes

Vehicles listed
HENDRICKSON HENDRICKSON

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