Identification (uk)
| Model | Frame/Engine number | Production code | Model year |
| DT50M | 2M9-000101 on | 2M9 | 1978 |
| DT50M | 2M9-100101 on | 2M9 | 1979 |
| DT50M | 2M9-200101 on | 2M9 | 1980 |
The Model year is not necessarily the same as the year of sale or first registration.
Read more about this topic: Yamaha DT50M