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Service bulletin SMB172

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 id10117564
Published by NHTSA2017-09-14
Manufacturer's numberSMB172
Manufacturer's date2017-08-11
NHTSA componentSUSPENSION:FRONT

NHTSA's summary

This Service Bulletin Provides Preventative Maintenance Information on the Stabilizer Bar (if installed) Located on the Front Suspension

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
NEW FLYER L40HF1994 to 1995
NEW FLYER L40LF1998
NEW FLYER L40LF2004 to 2006
NEW FLYER L40LFR2009
NEW FLYER XCELSIOR2008
NEW FLYER XCELSIOR2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017

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

Other bulletins for the same vehicles and component
SMB1942021-06-03. Service bulletin. This service manual bulletin is an update to the 6,000 mile Preventative Maintenance inspection and lubrication requirements for the front stabilizer bar on all Xcelsior model buses.
SMB1212017-08-04. Service bulletin. Service Manual Bulletin - Front and Rear Axle Fastener Replacements.
SMB1492017-03-20. Service bulletin. SERVICE MANUAL BULLETIN - MAN AXLE FRONT & REAR WHEEL BEARING INSPECTION.
SMB1502017-03-17. Service bulletin. SERVICE MANUAL BULLETIN - MAN VOK-07 AXLES TIE ROD ARMS & STEERING ARM INSTALLATION
SMB1472017-03-17. Service bulletin. SERVICE MANUAL BULLETIN - PREVENTIVE MAINTENANCE - EMP RADIATOR.
SMB1452017-03-17. Service bulletin. PARTS MANUAL BULLETIN - WHEEL FLANGE INSTALLATION & RADIUS ROD INSTALLATION.
SMB1572016-10-06. Service bulletin. SERVICE MANUAL BULLETIN - TORQUE - DRAG LINK END CLAMP (INSTALLATION & BALL JOINT REPLACEMENT) - ALL VEHILCES
SMB1552016-08-12. Service bulletin. SERVICE MANUAL BULLETIN TO REVISE OEM AXLE TORQUE INFORMATION ON ALL LOW FLOOR AND XCELSIOR MODEL VEHICLES.