# Service bulletin KTB2507

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.

- Type: Service bulletin
- NHTSA id: 11021875
- Published by NHTSA: 2025\-08\-15
- Manufacturer's number: KTB2507
- Manufacturer's date: 2025\-08\-07
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

During quality tests, it was found that the installed left switch control did not meet our quality standards and must therefore be replaced on all affected motorcycles that are linked to this bulletin in Dealer.net.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11021875-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11021875-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system

## Vehicles listed

- 2025 KTM 390 ENDURO R
- 2025 KTM 390 SMC R

JSON: [/v1/bulletins/11021875](/v1/bulletins/11021875)

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