| MT (Tollegno), OMT | MOTOCICLETA | ITALIA | TOLLEGNO - BIELLA | 1949 |
| MT (Traiskirchen) | MOTOCICLETA | AUSTRIA | TRAISKIRCHEN - NIEDERÖSTERREICH | 1925 |
| MTRM | MOTOCICLETA | ITALIA | - | 1974 |
| MTT | MOTOCICLETA | USA | FRANKLIN (St. Mary) - LOUISIANA | 2000 |
| MÜCO | MOTOR | ALEMANIA (REP. WEIMAR) | AUGSBURG - BAYERN | 1921 |
| MUD BUG | TRIKE | USA | CLEVELAND - OHIO | 1971 |
| MULITA | MOTOCARRO | ARGENTINA | - | |
| MÜLLER (Wien) | MOTOCICLETA | AUSTRIA | WIEN - WIEN | 1924 |
| MÜLLER-VOGEL | MOTOR | SUIZA | SAINT-AUBIN - FRIBOURG | 1917 |
| MUMFORD (AUS) | MOTOCICLETA | AUSTRALIA | - | 1903 |
| MUMFORD (Gloucester) | TRICAR | REINO UNIDO | GLOUCESTER - GLOUCESTERSHIRE | 1971 |
| MÜNCH | MOTOCICLETA | ALEMANIA | FRANKFURT AM MAIN - FLORSTADT - NIDDERAU - HESSEN | 1966 |
| MUNROE | MOTOCICLETA | REINO UNIDO | LEOMINSTER - HEREFORDSHIRE | 1909 |
| MURCHIE | MOTOCICLETA | REINO UNIDO | NEWTON STEWART - WIGTOWNSHIRE | 1904 |
| MURDOCH | TRICICLO | REINO UNIDO | REDRUTH - CORNWALL | 1786 |
| MURPHY | MOTOCICLETA | REINO UNIDO | BIRMINGHAM - WARWICKSHIRE | 1913 |
| MURRAY | CICLOMOTOR | USA | MURRAY (HOCKING) - OHIO | 1979 |
| MUSA | MOTOCICLETA | ITALIA | MILANO - MILANO | 1947 |
| MUSTAD | ESCÚTER | NORUEGA | OSLO - GÖTEBORG - KØBENHAVN - OSLO - VÄSTRA GÖTALAND - KØBENHAVN | 1951 |
| MUSTANG (Glendale) | MOTOCICLETA | USA | GLENDALE (CA) - CALIFORNIA | 1946 |