| Marca | Modelo | País | Localización | Año |
|---|---|---|---|---|
| AUPACO | MOTOCICLETA | CHINA | WUXI - JIANGSU | 1995 |
| AURANTHETIC | MOTOCICLETA | USA | BURBANK - CALIFORNIA | 1974 |
| AURÉOLE | MOTOCICLETA | FRANCIA | SAINT-OUEN - SEINE | 1930,s |
| AURORA (Breslau) | BICIMOTOR | ALEMANIA IMPERIAL | BRESLAU - NIEDERSCHLESIEN | 1898 |
| AURORA (Coventry) | MOTOCICLETA | REINO UNIDO | COVENTRY - WARWICKSHIRE | 1902 |
| AURORA (Douglas) | MOTOCICLETA | ISLA DE MAN | DOUGLAS - ISLA DE MAN | 1919 |
| AURORA (Iowa) | MOTOR | USA | - IOWA | 1902 |
| AURORE | TRICICLO | FRANCIA | PARIS - SEINE | 1898 |
| AUSIRIS | MOTOCICLETA | FRANCIA | SAINT-ÉTIENNE - LOIRE | |
| AUSSI-ALSO | MOTOCICLETA | AUSTRALIA | MELBOURNE - VICTORIA | 1919 |
| AUSTEL | MOTOCICLETA | REINO UNIDO | MAIDENHEAD - BERKSHIRE | 1985 |
| AUSTEN | MOTOCICLETA | REINO UNIDO | LEWISHAM - LONDON COUNTY | 1903 |
| AUSTIN-ROPER | VELOCÍPEDO | USA | WHINTHROP - MASSACHUSETTS | 1896 |
| AUSTRAL (Melbourne) | MOTOCICLETA | AUSTRALIA | MELBOURNE - VICTORIA | 1895 |
| AUSTRAL (Sydney) | MOTOCICLETA | AUSTRALIA | SYDNEY - NEW SOUTH WALES | 1910 |
| AUSTRALIS (Leichhardt) | MOTOR | AUSTRALIA | LEICHHARDT - NEW SOUTH WALES | 1897 |
| AUSTRIA (Trautmannsdorf) | MOTOCICLETA | AUSTRIA | TRAUTMANNSDORF AN DER LEITHA - NIEDERÖSTERREICH | 1930 |
| AUSTRIA (Wien) | MOTOR AUXILIAR | I.AUSTRO-HÚNGARO | WIEN - WIEN | 1903 |
| AUSTRIA-ALPHA | MOTOCICLETA | AUSTRIA | WIEN - WIEN | 1933 - 1950 |
| AUSTRO-JLO | MOTOCICLETA | AUSTRIA | WIEN - WIEN | 1938 |