MOT reliability
Triumph Bonnerville
38 vehicles · 259 completed MOT tests analysed
87%
MOT pass rate
Based on 38 Triumph Bonnerville vehicles and 259 completed MOT tests, the Triumph Bonnerville has an overall 87% pass rate, with an average recorded mileage of 16,043 miles.
38
Vehicles
259
MOT tests
259
Avg miles / year
0.4
Faults per test
0%
Dangerous-fault share
Triumph Bonnerville problem areas
Where faults occur most across all Triumph Bonnerville MOT tests:
-
Other89%
-
Steering18%
-
Brakes13%
-
Lamps & electrical5%
-
Body & structure4%
-
Tyres, wheels & suspension3%
-
Seatbelts & equipment3%
Triumph Bonnerville pass rate by age
| Age (years) | Tests | Pass rate |
|---|---|---|
| 1 | 1 | 100% |
| 2 | 1 | 100% |
| 3 | 3 | 100% |
| 4 | 2 | 100% |
| 5 | 3 | 100% |
| 6 | 4 | 75% |
| 7 | 1 | 100% |
| 8 | 4 | 75% |
| 9 | 2 | 100% |
| 10 | 1 | 100% |
| 11 | 5 | 80% |
| 12 | 5 | 100% |
| 13 | 2 | 100% |
| 14 | 5 | 80% |
| 15 | 3 | 100% |
| 16 | 4 | 100% |
| 17 | 7 | 86% |
| 18 | 4 | 75% |
| 20 | 3 | 100% |
Fuel types: Petrol (38)
Most common Triumph Bonnerville MOT faults
These are the faults and advisories recorded most often across Triumph Bonnerville MOT tests:
- Steering headbearing has slight free play (2.2.2) (10 times)
- Drive chain slightly loose (6.2.1d) (5 times)
- Rear Tyre worn close to the legal limit (4.1.3(ii)) (5 times)
- Handlebar mounting slightly deteriorated (2.1.1d) (4 times)
- Front wheel bearings have slight free play (2.3.5b) (4 times)
- Headlamp aim too low (1.6) (4 times)
- Rear wheel bearings have slight free play (2.4.A.2c) (3 times)
- Front Tyre worn close to the legal limit (4.1.3(ii)) (3 times)
- Rear reflector on motorcycle missing (1.4.1) (3 times)
- Stop lamp affected by the operation of another lamp (1.3.2) (2 times)
- Rear Rear suspension bush has slight free play (2.4.A2a(i)) (2 times)
- Front wheel bearings are excessively rough (2.3.5b) (2 times)
- Oil leak (2 times)
- Rear suspension bearing has slight free play (2.4.A2a(i)) (2 times)
- Split pin missing on nearside rear wheel fixing bolt. (2 times)
Triumph Bonnerville pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 2013 | 1 | 1 | 100% | 4 |
| 2010 | 1 | 6 | 100% | 2,199 |
| 2008 | 1 | 16 | 88% | 12,547 |
| 2005 | 1 | 14 | 100% | 21,206 |
| 2000 | 1 | 11 | 64% | 2,367 |
| 1999 | 1 | 6 | 100% | 11,904 |
| 1993 | 2 | 27 | 81% | 24,050 |
| 1989 | 1 | 2 | 100% | 27,245 |
| 1983 | 1 | 15 | 87% | 21,803 |
| 1982 | 1 | 3 | 100% | 11,146 |
| 1981 | 2 | 7 | 100% | 8,305 |
| 1980 | 2 | 24 | 88% | 29,327 |
| 1979 | 2 | 21 | 86% | 30,316 |
| 1978 | 2 | 14 | 86% | 27,603 |
| 1977 | 3 | 10 | 80% | 13,116 |
| 1976 | 2 | 12 | 75% | 13,201 |
| 1975 | 2 | 18 | 94% | 10,189 |
| 1973 | 3 | 12 | 92% | 22,521 |
| 1971 | 2 | 8 | 100% | 14,092 |
| 1970 | 1 | 6 | 50% | 26,004 |
| 1968 | 1 | 1 | 100% | 6,681 |
| 1966 | 1 | 3 | 67% | 45,704 |
| 1965 | 1 | 3 | 100% | 344 |
| 1964 | 1 | 10 | 100% | 3,072 |
| 1962 | 1 | 6 | 83% | 3,395 |
| 1958 | 1 | 3 | 100% | 961 |
Triumph Bonnerville reliability FAQ
Across 38 Triumph Bonnerville vehicles in our MOT data,
87% pass the MOT (a 13% failure rate), with about
0.4 faults or advisories recorded per test.
The most frequently recorded Triumph Bonnerville MOT issues are:
Steering headbearing has slight free play (2.2.2); Drive chain slightly loose (6.2.1d); Rear Tyre worn close to the legal limit (4.1.3(ii)).
The typical Triumph Bonnerville in our data has covered around
16,043 miles.
Compare the Triumph Bonnerville
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