{"nhtsa_id":11036844,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-09-03","date":"2026-06-22","document_id":"KTB2613","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES","mfr_system":null,"summary":"Due to an error during vehicle packaging (see Fig. 1), there is a possibility that air has entered the master cylinder of the front brake system from the expansion tank (see Fig. 2). This can result in a spongy brake lever feel. Therefore, KTM North America, Inc. is ordering the bleeding of the master cylinder of the front brake system.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11036844-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11036844-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11036844","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KTM","model":"390 DUKE","year_from":2025,"year_to":2025,"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":[]}