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Service bulletin SB-M-1339-A

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 id10056272
Published by NHTSA2014-10-18
Manufacturer's numberSB-M-1339-A
Manufacturer's date2013-06-24
NHTSA componentSERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR; SERVICE BRAKES, AIR:DISC:ROTOR

NHTSA's summary

HARLEY DAVIDSON MC: A CHANGE IN ROTOR MATERIAL FROM STEEL TO GRAY CAST IRON MAY REDUCE CERTAIN BRAKE NOISE, WHICH CAN BE CAUSED FROM MANY VARIABLES. MODEL 2009-2013 TRIKE. *PE

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

Brakes, Brake rotor

Vehicles listed
HARLEY-DAVIDSON TRIKE2013 to 2014

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