Triumph TRITON
Real ownership data from 60 UK TRITON motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common TRITON problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Brakes | major | 16.4% |
| Lights and indicators | major | 10.7% |
| Other | dangerous | 6.6% |
| Steering and head bearings | fail | 4.1% |
| Tyres | fail | 4.1% |
| Suspension | fail | 3.3% |
| Fluid leaks | user entered | 2.5% |
| Electrical | fail | 2.5% |
Advisories (wear noted but not failed) are excluded above; the most common is suspension.
TRITON mileage and reliability by year
Use this to judge whether a specific bike is high or low mileage for its age.
| Year | Examples | Median mileage | Miles/year | First-time pass |
|---|---|---|---|---|
| 1971 | 5 | 746 mi | 134 | 68.42% |
TRITON questions, answered with data
What are the most common problems with the Triumph TRITON?
Across 60 UK examples, the most frequently recorded MOT faults are brakes (16.4% of all recorded faults), lights and indicators (10.7% of all recorded faults), other (6.6% of all recorded faults).
What is average mileage for a Triumph TRITON?
The median Triumph TRITON in the UK has covered 4,173 miles, and typically rides about 92 miles a year. Half of all examples fall between 1,018 and 13,960 miles.
Is the Triumph TRITON reliable?
91.7% of Triumph TRITON MOT tests are passed first time, with an average of 0.48 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 60 Triumph TRITON motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.