Triumph T140
Real ownership data from 674 UK T140 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common T140 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | major | 13.1% |
| Brakes | fail | 8.3% |
| Other | fail | 4.8% |
| Tyres | fail | 4.4% |
| Suspension | fail | 3% |
| Steering and head bearings | fail | 1.5% |
| Chain and sprockets | fail | 1.4% |
| Electrical | fail | 1.1% |
Advisories (wear noted but not failed) are excluded above; the most common is brakes.
T140 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 |
|---|---|---|---|---|
| 1999 | 6 | 16,177 mi | 77 | 97.67% |
| 1994 | 9 | 16,517 mi | 273 | 83.87% |
| 1992 | 12 | 19,265 mi | 210 | 89.66% |
| 1991 | 7 | 17,174 mi | 53 | 83.64% |
| 1987 | 14 | 18,164 mi | 260 | 90.24% |
| 1982 | 19 | 15,832 mi | 146 | 97.73% |
| 1981 | 58 | 17,007 mi | 186 | 90.18% |
| 1980 | 90 | 20,485 mi | 245 | 87.19% |
| 1979 | 113 | 17,856 mi | 229 | 85.78% |
| 1978 | 101 | 18,808 mi | 180 | 86.24% |
| 1977 | 60 | 14,296 mi | 209 | 82.16% |
| 1976 | 62 | 18,796 mi | 201 | 88.28% |
| 1975 | 39 | 12,953 mi | 200 | 83.94% |
| 1974 | 5 | 26,450 mi | 376 | 76.32% |
| 1973 | 16 | 17,572 mi | 212 | 89.36% |
| 1972 | 5 | 8,856 mi | 146 | 80% |
T140 questions, answered with data
What are the most common problems with the Triumph T140?
Across 674 UK examples, the most frequently recorded MOT faults are lights and indicators (13.1% of all recorded faults), brakes (8.3% of all recorded faults), other (4.8% of all recorded faults).
What is average mileage for a Triumph T140?
The median Triumph T140 in the UK has covered 17,007 miles, and typically rides about 209 miles a year. Half of all examples fall between 6,796 and 26,335 miles.
Is the Triumph T140 reliable?
87.04% of Triumph T140 MOT tests are passed first time, with an average of 0.6 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 674 Triumph T140 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.