Service bulletin M1692
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.
| Type | Service bulletin |
|---|---|
| NHTSA id | 11026189 |
| Published by NHTSA | 2025-12-05 |
| Manufacturer's number | M1692 |
| Manufacturer's date | 2025-11-06 |
| NHTSA component | FUEL/PROPULSION SYSTEM; ENGINE; POWER TRAIN; UNKNOWN OR OTHER |
NHTSA's 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.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Engine, Fuel system, Transmission and driveline
| HARLEY-DAVIDSON RA1250 | 2021 to 2024 |
|---|---|
| HARLEY-DAVIDSON RA1250S | 2021 to 2025 |
| HARLEY-DAVIDSON RA1250SE | 2024 to 2025 |
| HARLEY-DAVIDSON RA1250ST | 2025 |
| HARLEY-DAVIDSON RA975 | 2022 |
| HARLEY-DAVIDSON RA975S | 2022 |
| HARLEY-DAVIDSON RH1250S | 2021 to 2025 |
| HARLEY-DAVIDSON RH975 | 2022 to 2025 |
| HARLEY-DAVIDSON RH975S | 2023 to 2025 |
| HARLEY-DAVIDSON RS975 | 2021 |
| HARLEY-DAVIDSON RS975S | 2021 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.