| Bulletin Date: | May. 2, 2023 |
| Component: | Power train |
| Bulletin Summary: | Today, may 2, 2023, zero motorcycles has released a new firmware version for all motorcycles utilizing the cypher iii operating system. |
| Vehicles covered in this TSB: |
2023 Zero Dsr/x,
2022 Zero SR,
2023 Zero SR,
2020 Zero Sr/f,
2021 Zero Sr/f,
2022 Zero Sr/f,
2023 Zero Sr/f,
2020 Zero Sr/s,
2021 Zero Sr/s,
2022 Zero Sr/s,
2023 Zero Sr/s.
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