MOT reliability
Triumph 3h
4 vehicles · 11 completed MOT tests analysed
100%
MOT pass rate
Based on 4 Triumph 3h vehicles and 11 completed MOT tests, the Triumph 3h has an overall 100% pass rate, with an average recorded mileage of 11,396 miles.
4
Vehicles
11
MOT tests
599
Avg miles / year
0.2
Faults per test
0%
Dangerous-fault share
Triumph 3h problem areas
Where faults occur most across all Triumph 3h MOT tests:
-
Other100%
Triumph 3h pass rate by age
| Age (years) | Tests | Pass rate |
|---|---|---|
| 8 | 1 | 100% |
Fuel types: Petrol (4)
Most common Triumph 3h MOT faults
These are the faults and advisories recorded most often across Triumph 3h MOT tests:
- Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d) (1 times)
- Rear wheel bearings have slight free play (2.4.A.2c) (1 times)
Triumph 3h pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 1998 | 1 | 1 | 100% | 2,326 |
| 1939 | 1 | 5 | 100% | 40,926 |
| 1938 | 1 | 2 | 100% | 2,257 |
| 1937 | 1 | 3 | 100% | 77 |
Triumph 3h reliability FAQ
Across 4 Triumph 3h vehicles in our MOT data,
100% pass the MOT (a 0% failure rate), with about
0.2 faults or advisories recorded per test.
The most frequently recorded Triumph 3h MOT issues are:
Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d); Rear wheel bearings have slight free play (2.4.A.2c).
The typical Triumph 3h in our data has covered around
11,396 miles.
Compare the Triumph 3h
See how the Triumph 3h stacks up against other Triumph models on MOT reliability:
Check a specific Triumph 3h
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See all Triumph models · Learn about common MOT failures · what an MOT checks