MOT reliability
Triumph 6t thunderbird
41 vehicles · 201 completed MOT tests analysed
93%
MOT pass rate
Based on 41 Triumph 6t thunderbird vehicles and 201 completed MOT tests, the Triumph 6t thunderbird has an overall 93% pass rate, with an average recorded mileage of 24,852 miles.
41
Vehicles
201
MOT tests
913
Avg miles / year
0.1
Faults per test
0%
Dangerous-fault share
Triumph 6t thunderbird problem areas
Where faults occur most across all Triumph 6t thunderbird MOT tests:
-
Other90%
-
Steering40%
-
Brakes13%
-
Lamps & electrical3%
Triumph 6t thunderbird pass rate by age
| Age (years) | Tests | Pass rate |
|---|---|---|
| 1 | 2 | 100% |
| 2 | 5 | 60% |
| 3 | 2 | 100% |
| 4 | 1 | 100% |
| 5 | 2 | 100% |
| 6 | 3 | 67% |
| 7 | 1 | 100% |
| 8 | 1 | 100% |
| 9 | 1 | 100% |
| 10 | 1 | 100% |
| 11 | 2 | 100% |
| 12 | 2 | 100% |
| 13 | 1 | 100% |
| 14 | 2 | 100% |
| 15 | 2 | 100% |
| 16 | 3 | 100% |
| 17 | 2 | 100% |
| 18 | 3 | 100% |
| 19 | 3 | 100% |
| 20 | 1 | 100% |
Fuel types: Petrol (41)
Most common Triumph 6t thunderbird MOT faults
These are the faults and advisories recorded most often across Triumph 6t thunderbird MOT tests:
- Steering headbearing has slight free play (2.2.2) (6 times)
- Rear Tyre worn close to the legal limit (4.1.3(ii)) (3 times)
- Headlamp aim too low (1.6) (2 times)
- Rear Wheel alignment incorrect which adversely affects the handling (2.5.1) (2 times)
- Rear position lamp does not illuminate immediately when it is switched on (1.1.3a) (2 times)
- Front Tyre worn close to the legal limit (4.1.3(ii)) (2 times)
- advise daylight use only and good visability (1 times)
- Horn not working (1.7.3a) (1 times)
- Stop lamp does not illuminate immediately a brake applies (1.3.1a) (1 times)
- Headlamp aim too high (1.6) (1 times)
- Front Brake cable badly frayed (3.2.A1b) (1 times)
- Steering headbearing has excessive free play (2.2.2) (1 times)
- Front Steering headbearing has slight free play (2.2.2) (1 times)
- Rear Wheel alignment slightly misaligned. (2.5.1) (1 times)
- Rear Rear shock absorber has a slightly reduced damping effect (2.4.A.3b) (1 times)
Triumph 6t thunderbird pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 2019 | 1 | 1 | 100% | 15,642 |
| 2013 | 1 | 1 | 100% | 1 |
| 2011 | 2 | 7 | 100% | 39,980 |
| 2005 | 1 | 5 | 80% | 52,115 |
| 2004 | 1 | 5 | 60% | 59 |
| 1999 | 1 | 7 | 100% | 6,957 |
| 1995 | 2 | 16 | 100% | 8,258 |
| 1992 | 1 | 4 | 100% | 65,905 |
| 1988 | 1 | 7 | 100% | 7,193 |
| 1984 | 2 | 9 | 89% | 17,293 |
| 1967 | 2 | 20 | 100% | 41,007 |
| 1966 | 3 | 30 | 87% | 14,678 |
| 1965 | 1 | 9 | 100% | 55,733 |
| 1964 | 1 | 10 | 100% | 87,416 |
| 1963 | 2 | 8 | 88% | 35,749 |
| 1962 | 2 | 14 | 93% | 57,792 |
| 1961 | 1 | 2 | 100% | 41,629 |
| 1960 | 2 | 10 | 80% | 5,762 |
| 1959 | 1 | 1 | 100% | 10,672 |
| 1958 | 1 | 5 | 100% | 47,592 |
| 1957 | 2 | 2 | 100% | 35,251 |
| 1956 | 1 | 3 | 100% | 40,074 |
| 1955 | 1 | 2 | 50% | 1 |
| 1954 | 4 | 14 | 93% | 7,827 |
| 1952 | 1 | 4 | 100% | 4,251 |
| 1951 | 1 | 1 | 100% | 25,310 |
| 1950 | 2 | 4 | 100% | 8,512 |
Triumph 6t thunderbird reliability FAQ
Across 41 Triumph 6t thunderbird vehicles in our MOT data,
93% pass the MOT (a 7% failure rate), with about
0.1 faults or advisories recorded per test.
The most frequently recorded Triumph 6t thunderbird MOT issues are:
Steering headbearing has slight free play (2.2.2); Rear Tyre worn close to the legal limit (4.1.3(ii)); Headlamp aim too low (1.6).
The typical Triumph 6t thunderbird in our data has covered around
24,852 miles.
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