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Service bulletin 574

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 id10015929
Published by NHTSA2005-08-17
Manufacturer's number574
Manufacturer's date2006-01-09
Replaces574
NHTSA componentSUSPENSION:FRONT

NHTSA's summary

FRONT SUSPENSION SPACERS FOR CXN 612 MODEL CHASSIS EQUIPPED WITH ARVINMERITOR FF961 AND FF981 FRONT AXLES AND MANUFACTURED PRIOR TO JUNE 3, 2005. MACK. *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Suspension

Vehicles listed
UNKNOWN UNKNOWN

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