# Triumph GT6 MOT reliability: pass rate and common failures | RegFlags

The Triumph GT6 passes its MOT first time 81% of the time, from 166 MOT tests. See pass rates by year, common failures and typical mileage.

- First-time MOT pass rate: 81%
- MOT tests analysed: 166 (DVSA anonymised MOT data, 2025)
- Most common failure area: Lights & electrics
- Licensed in Great Britain: 1,133 (2026 Q2)

## By year of first use and fuel

| Year | Fuel | MOT tests | First-time pass rate |
| --- | --- | --- | --- |
| 2002 | Petrol | 1 (very few mots) | 0% |
| 1978 | Petrol | 1 (very few mots) | 0% |
| 1974 | Petrol | 20 (few mots) | 90% |
| 1973 | Petrol | 44 (few mots) | 80% |
| 1972 | Petrol | 32 (few mots) | 88% |
| 1971 | Petrol | 31 (few mots) | 90% |
| 1970 | Petrol | 14 (very few mots) | 43% |
| 1969 | Petrol | 9 (very few mots) | 89% |
| 1968 | Petrol | 6 (very few mots) | 67% |
| 1967 | Petrol | 8 (very few mots) | 88% |

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Canonical page: https://regflags.co.uk/reliability/triumph/gt6
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