# Service bulletin M1732

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: 11036574
- Published by NHTSA: 2026\-09\-01
- Manufacturer's number: M1732
- Manufacturer's date: 2026\-08\-14
- NHTSA component: POWER TRAIN; ENGINE; UNKNOWN OR OTHER

## NHTSA's summary

SERVICE BULLETIN M1732 \(REV B\): HIGH FREQUENCY BELT SOUND ON 2026 TRIKE \(FLTRT, FLHLT, FLHLTSE\). PURPOSE: Revision. This bulletin provides a belt dressing procedure to reduce a high frequency sound originating in the belt tensioner pulley area. Revision B: Updated: Purpose for Service Bulletin and Required Dealer Action. Verbiage updated and add Note.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11036574-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11036574-9999.pdf)

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

## Components

Engine, Transmission and driveline

## Vehicles listed

- 2026 HARLEY\-DAVIDSON FLHLT
- 2026 HARLEY\-DAVIDSON FLHLTSE
- 2026 HARLEY\-DAVIDSON FLTRT

JSON: [/v1/bulletins/11036574](/v1/bulletins/11036574)

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