| THOR | MOTOCICLETA | USA | AURORA - CHICAGO - ILLINOIS | 1902-1907 |
| THOROUGH | TRICICLO | REINO UNIDO | TOWER HAMLETS - MIDDLESEX | 1903 |
| THOROUGHBRED | MOTOCICLETA | USA | READING (PA) - PENNSYLVANIA | 1904 |
| THREE SPIRES | AUTOCICLO | REINO UNIDO | COVENTRY - WARWICKSHIRE | 1931 |
| THRIF-T | TRICAR | USA | SPRINGFIELD - MASSACHUSETTS | 1947 |
| THULIN | MOTOCICLETA | SUECIA | LANDSKRONA - SKÅNE | 1914 |
| THUMANN | MOTOCICLETA | ALEMANIA (REP. WEIMAR) | HANNOVER - NIEDERSACHSEN | 1925 |
| THUNDER (Reggio nell´Emilia) | MOTOCICLETA | ITALIA | REGGIO NELL´EMILIA - REGGIO NELL´EMILIA | 1952 |
| THUNDERHAWK | TRIKE | USA | TESUQUE - NEW MÉXICO | 1992 |
| THURLOW | TRICAR | REINO UNIDO | LONDON - LONDON COUNTY | 1914-1920 |
| TICKLE | MOTOCICLETA | REINO UNIDO | ST. NEOTS - CAMBRIDGESHIRE | 1969 |
| TIDAHOLM | ESCÚTER | SUECIA | TIDAHOLM - VÄSTRA GÖTALAND | 1930,s |
| TIFFANY | AUTOCICLO | PAISES BAJOS | - | |
| TIGER (Bangkok) | MOTOCICLETA | TAILANDIA | BANGKOK - SAMUT PRAKAN | 2002 |
| TIGER (Chicago) | MOTOCICLETA | USA | CHICAGO - ILLINOIS | 1915 |
| TIGER (Stockholm) | MOTOCICLETA | SUECIA | STOCKHOLM - STOCKHOLM LÄN | 1950 |
| TIGER TRUCK | TRICAR | USA | POTEAU - OKLAHOMA | 1999 |
| TIGLI | MOTOCICLETA | ITALIA | BOLOGNA - BOLOGNA | 1950 |
| TIGRA | CICLOMOTOR | SUIZA | GRÄNICHEN - AARGAU | 1960,s |
| TIKA | MOTOCICLETA | ALEMANIA (REP. WEIMAR) | BIELEFELD - WESTFALEN | 1920 |