Harley-Davidson Flhlt 2026 — technical service bulletin
Bulletin M1732 · NHTSA communication 11035946 · issued Jul 30, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2026
model years
3
vehicle entries
Official summary
SERVICE BULLETIN M1732 (REV A): HIGH FREQUENCY BELT SOUND ON 2026 TRIKE (FLTRT, FLHLT, FLHLTSE). PURPOSE: Revision. This bulletin provides a belt dressing procedure to address a high frequency sound originating in the belt tensioner pulley area. Revision A: Updated: Purpose for Service Bulletin and Required Dealer Action. Verbiage updated and add Note.
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.