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Service bulletin 1HDT2L4Q10

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 id10125144
Published by NHTSA2017-12-14
Manufacturer's number1HDT2L4Q10
Manufacturer's date2017-09-15
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

TECH ARTICLE TA0019: TA0019: Oil Spinner Retention. The oil spinner may be partially secured or separated from the sprocket retainer. RESOLUTION: If you determine that an oil spinner has lost retention, inspect the compensator assembly for wear and service as needed. Upon reassembly, replace both the oil spinner and sprocket retainer.

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

Engine

Vehicles listed
HARLEY-DAVIDSON FLFB2018
HARLEY-DAVIDSON FLFBS ANV2018
HARLEY-DAVIDSON FXBR2018
HARLEY-DAVIDSON FXBRS ANX2018
HARLEY-DAVIDSON FXSB2017
HARLEY-DAVIDSON FXSE2017

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