| YOUAH | 3RUEDAS | IRÁN | TEHERAN - TEHERAN | 1959 |
| YOUNG (Hornsey) | MOTOR | REINO UNIDO | HORNSEY - NORTH LONDON - MIDDLESEX - LONDON COUNTY | 1919 |
| YOUNG (Nottingham) | MOTOCICLETA | REINO UNIDO | NOTTINGHAM - NOTTINGHAMSHIRE | 1904 |
| YUSHKOV | TRICICLO | RUSIA | - | 1910 |
| YZR | MOTOCICLETA | AUSTRALIA | MELBOURNE - VICTORIA | 1998 |
| ZABEL | MOTOR | ALEMANIA | WIESENBURG/MARK - BRANDENBURG | 1990 |
| ŻAK | CICLOMOTOR | POLONIA | SŁAWKÓW - WOJEWÓDZTWO ŚLĄSKIE | 1853 - 1960 |
| ZAMBA | MOTOCARRO | GRECIA | ATHINA - ATTIKI | 1950,s - 19870,s |
| ZAMCO | MOTOCICLETA | JAMAICA | KINGSTON (JA) - SURREY (JA) | |
| ZANETTI | MOTOR AUXILIAR | ITALIA | BOLOGNA - BOLOGNA | 1964 |
| ZANONI | ESCÚTER | ITALIA | ARLUNO - MILANO | 1952 |
| ZANZANI | MOTOCICLETA | ITALIA | PESARO - PESARO e URBINO | 1961 |
| ZANZI-PIVIERE | VELOMOTOR | ITALIA | IVRY-sur-SEINE - TORINO | 1953 |
| ZAP (Sebastopol (CA) - Santa Rosa) | TRICAR | USA | SEBASTOPOL (CA) - SANTA ROSA - CALIFORNIA | 1994 |
| ZASCHKA | TRICAR | ALEMANIA (REP. WEIMAR) | BERLIN - BERLIN | 1929 |
| ZÉDÈL (Pontarlier) | MOTOR | FRANCIA | PONTARLIER - DOUBS | 1906 |
| ZÉDÈL (Saint-Aubin) - ZL | MOTOR | SUIZA | NEUCHÂTEL - SAINT-AUBIN - NEUCHÂTEL - FRIBOURG | 1896 |
| ZEDIS | ESCÚTER | REINO UNIDO | BATH - SOMERSET | 1999 |
| ZEGEMO | MOTOCICLETA | ALEMANIA (REP. WEIMAR) | DRESDEN - SACHSEN | 1924 |
| ZEHNDER | MOTOCICLETA | SUIZA | GRÄNICHEN - AARGAU | 1896 - 1923 |