| Model | Date of manufacture | Power, kWt | Power HP | Volume cc | Type of construction |
|---|---|---|---|---|---|
| TRIUM GT6 MK I | 01.1966 - 12.1968 | 70 | 95 | 1998 | Coupe |
| TRIUM GT6 MK II | 12.1968 - 12.1970 | 77 | 105 | 1998 | Coupe |
| TRIUM GT6 MK III | 12.1971 - 12.1972 | 77 | 105 | 1998 | Coupe |
| TRIUM GT6 MK III | 12.1972 - 12.1973 | 71 | 96 | 1998 | Coupe |
| TRIUM GT6 2.0 | 09.1967 - 12.1973 | 78 | 106 | 1998 | Coupe |