Triumph BONNIVILLE
Real ownership data from 83 UK BONNIVILLE motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common BONNIVILLE problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | dangerous | 18.1% |
| Brakes | fail | 11% |
| Suspension | fail | 4% |
| Chain and sprockets | major | 3.5% |
| Tyres | fail | 2.6% |
| Other | fail | 2.2% |
| Steering and head bearings | major | 2.2% |
| Brake discs and pads | fail | 1.3% |
Advisories (wear noted but not failed) are excluded above; the most common is suspension.
BONNIVILLE 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 |
|---|---|---|---|---|
| 1978 | 10 | 18,442 mi | 222 | 86.89% |
| 1977 | 6 | 11,602 mi | 240 | 77.42% |
| 1976 | 6 | 29,832 mi | 28 | 80% |
| 1973 | 5 | 2,101 mi | 6 | 100% |
| 1970 | 7 | 12,623 mi | 69 | 83.33% |
BONNIVILLE questions, answered with data
What are the most common problems with the Triumph BONNIVILLE?
Across 83 UK examples, the most frequently recorded MOT faults are lights and indicators (18.1% of all recorded faults), brakes (11% of all recorded faults), suspension (4% of all recorded faults).
What is average mileage for a Triumph BONNIVILLE?
The median Triumph BONNIVILLE in the UK has covered 12,629 miles, and typically rides about 250 miles a year. Half of all examples fall between 4,186 and 28,336 miles.
Is the Triumph BONNIVILLE reliable?
87.94% of Triumph BONNIVILLE MOT tests are passed first time, with an average of 0.43 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 83 Triumph BONNIVILLE motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.