{"nhtsa_id":11031173,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-04-08","date":"2026-03-19","document_id":"M1721","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN; SERVICE BRAKES; UNKNOWN OR OTHER; ELECTRICAL SYSTEM; ENGINE","mfr_system":null,"summary":"SERVICE BULLETIN M1721: UPDATES TO 2026 SOFTAIL SERVICE MANUAL. PURPOSE: Initial release. This bulletin informs dealers that the Regular Service Intervals table (pages 2-4 and 2-5) located within the printed 2026 Softail Service Manual > Maintenance > Maintenance Schedule section is incorrect. The table in the digital manual on Service Information Portal (SIP) is correct, as are the Maintenance Interval Checklists within the AMP system. Any printed Service Manuals ordered after March 2, 2026 contain the corrected tables.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031173-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031173-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11031173","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":["maintenance"],"vehicles":[{"make":"HARLEY-DAVIDSON","model":"FLFB","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"FLHC","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"FXBB","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"FXBR","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"FXLRS","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"FXLRST","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"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.","attribution":[]}