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Service bulletin KTB2405

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 id11002521
Published by NHTSA2024-06-28
Manufacturer's numberKTB2405
Manufacturer's date2024-06-14
NHTSA componentENGINE

NHTSA's summary

HOW TO DISTINGUISH BETWEEN THE VERSION 1 (V1) AND VERSION 2 (V2) STARTER DRIVE Due to an ongoing change in the model year, there are two variants of the starter drive on the affected model (see Fig. 1). On the following pages the distinguishing features will now be detailed and there will be an explanation of how the two variants are presented in the spare parts catalog.

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
KTM 390 DUKE2024

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