{"nhtsa_id":11026189,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-12-05","date":"2025-11-06","document_id":"M1692","mfr_campaign":null,"replaces":null,"component":"FUEL/PROPULSION SYSTEM; ENGINE; POWER TRAIN; UNKNOWN OR OTHER","mfr_system":null,"summary":"SERVICE BULLETIN M1692: REVOLUTION MAX OIL SYSTEM SCAVENGE SCREEN. PURPOSE: Initial Release. This bulletin informs dealers that all 2026 Revolution® Max Powertains will come equipped with oil scavenge screens installed in the clutch and water pump cavities of the oil system. Oil scavenge screens prevent debris from entering the oil pump, potentially causing damage that would require additional inspection and repair to the bottom end of Revolution® Max Powertrain.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11026189-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11026189-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11026189","components":[{"id":"engine","name":"Engine","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HARLEY-DAVIDSON","model":"RA1250","year_from":2021,"year_to":2024,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"RA1250S","year_from":2021,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"RA1250SE","year_from":2024,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"RA1250ST","year_from":2025,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"RA975","year_from":2022,"year_to":2022,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"RA975S","year_from":2022,"year_to":2022,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"RH1250S","year_from":2021,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"RH975","year_from":2022,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"RH975S","year_from":2023,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"RS975","year_from":2021,"year_to":2021,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"RS975S","year_from":2021,"year_to":2021,"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":[]}