{"nhtsa_id":10055754,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2014-07-15","date":"2013-06-24","document_id":"HD-M-1399-A","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES","mfr_system":null,"summary":"HARLEY-DAVIDSON: INFORMATION PROVIDED REGARDING THE REPLACEMENT OF REAR BRAKE ROTORS FROM STEEL TO GRAY CAST IRON TO REDUCE BRAKE NOISE. MODEL 2009-13 TRIKE. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10055754","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HARLEY-DAVIDSON","model":"TRIKE","year_from":2014,"year_to":2014,"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":[]}