SM (motorcycle)
| Industry | Motorcycle manufacturer |
|---|---|
| Founded | 1937 in Poznań, Poland |
| Founder | Stefan Malcherek |
| Defunct | 1939 |
| Products | SM 98 |
SM is a defunct Polish motorcycle manufacturer founded by Stefan Malcherek. They produced lightweight motorcycles in Poznań, Poland from 1937 to 1939 and also supplied engines to other manufacturers.