Triumph Fastback-coupe in chronological order
![Triumph GT6 [UK-spec] (MkI) '1966–68](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_24.avif "Triumph GT6 [UK-spec] (MkI) '1966–68")
![Triumph GT6 [UK-spec] (MkI) '1966–68](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt61.avif "Triumph GT6 [UK-spec] (MkI) '1966–68")
![Triumph GT6 [UK-spec] (MkI) '1966–68](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_31.avif "Triumph GT6 [UK-spec] (MkI) '1966–68")
![Interior Triumph GT6 [UK-spec] (MkI) '1966–68](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_96.avif "Interior Triumph GT6 [UK-spec] (MkI) '1966–68")
Triumph GT6 Worldwide (MkI) '1966–68Produced in 13155 copies
![Triumph GT6 [Worldwide] (MkI) '1966–68](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_1.avif "Triumph GT6 [Worldwide] (MkI) '1966–68")
![Triumph GT6 [Worldwide] (MkI) '1966–68](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_7.avif "Triumph GT6 [Worldwide] (MkI) '1966–68")
![Interior Triumph GT6 [Worldwide] (MkI) '1966–68](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_39.avif "Interior Triumph GT6 [Worldwide] (MkI) '1966–68")
1969–70 Triumph GT6 North America (MkII) '1968–70
![1969–70 Triumph GT6 [North America] (MkII) '1968–70](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_21_0000019009fe0d5c.avif "1969–70 Triumph GT6 [North America] (MkII) '1968–70")
![1969–70 Triumph GT6 [North America] (MkII) '1968–70](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_19.avif "1969–70 Triumph GT6 [North America] (MkII) '1968–70")
![1969–70 Triumph GT6 [North America] (MkII) '1968–70](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_80_0000000009fe0a30.avif "1969–70 Triumph GT6 [North America] (MkII) '1968–70")
![1969–70 Triumph GT6 [North America] (MkII) '1968–70](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6.avif "1969–70 Triumph GT6 [North America] (MkII) '1968–70")
Triumph GT6 Worldwide (MkII) '1968–70
![Triumph GT6 [Worldwide] (MkII) '1968–70](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_77.avif "Triumph GT6 [Worldwide] (MkII) '1968–70")
1971–73 Triumph GT6 North America (MkIII) '1970–73
![1971–73 Triumph GT6 [North America] (MkIII) '1970–73](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_3.avif "1971–73 Triumph GT6 [North America] (MkIII) '1970–73")
![1971–73 Triumph GT6 [North America] (MkIII) '1970–73](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_29.avif "1971–73 Triumph GT6 [North America] (MkIII) '1970–73")
![Triumph GT6 [UK-spec] (MkIII) '1970–73](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_16.avif "Triumph GT6 [UK-spec] (MkIII) '1970–73")
![Triumph GT6 [UK-spec] (MkIII) '1970–73](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_15_020d00420bbf091d.avif "Triumph GT6 [UK-spec] (MkIII) '1970–73")
![Triumph GT6 [UK-spec] (MkIII) '1970–73](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_4.avif "Triumph GT6 [UK-spec] (MkIII) '1970–73")
![Front Panel Triumph GT6 [UK-spec] (MkIII) '1970–73](https://s3.wheelsage.org/format/picture/picture-thumb-medium/t/triumph/gt6/triumph_gt6_93.avif "Front Panel Triumph GT6 [UK-spec] (MkIII) '1970–73")
WheelsAge.org '2005–pr.