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Service bulletin 18-01

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 id10151667
Published by NHTSA2018-12-10
Manufacturer's number18-01
Manufacturer's date2018-01-19
NHTSA componentWHEELS

NHTSA's summary

This Technical Service Bullsetin provides a list of parts needed and instruction to replace the zinc plated 5th wheel bolts manufactured by YFS do not meet out performance standards and quality expetations in this location and application when zinc plated instead of the previous black oxide version.

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

Wheels

Vehicles listed
EAST MANUFACTURING MMX2013 to 2018

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