Yamaha DT80
Real ownership data from 72 UK DT80 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common DT80 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | major | 16.6% |
| Brakes | major | 4.5% |
| Other | major | 3.8% |
| Suspension | major | 3.2% |
| Electrical | major | 3.2% |
| Chain and sprockets | major | 2.5% |
| Steering and head bearings | fail | 1.9% |
| Brake discs and pads | major | 1.3% |
Advisories (wear noted but not failed) are excluded above; the most common is suspension.
DT80 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 |
|---|---|---|---|---|
| 2019 | 5 | 8,948 mi | 289 | 93.75% |
| 2015 | 5 | 38,795 mi | — | 58.33% |
| 1986 | 5 | 20,979 mi | 58 | 81.25% |
| 1984 | 8 | 22,839 mi | 527 | 79.17% |
| 1983 | 10 | 10,817 mi | 48 | 88.57% |
| 1982 | 9 | 8,064 mi | 77 | 80% |
| 1981 | 6 | 4,984 mi | 94 | 70% |
DT80 questions, answered with data
What are the most common problems with the Yamaha DT80?
Across 72 UK examples, the most frequently recorded MOT faults are lights and indicators (16.6% of all recorded faults), brakes (4.5% of all recorded faults), other (3.8% of all recorded faults).
What is average mileage for a Yamaha DT80?
The median Yamaha DT80 in the UK has covered 12,892 miles, and typically rides about 84 miles a year. Half of all examples fall between 7,131 and 21,578 miles.
Is the Yamaha DT80 reliable?
84.47% of Yamaha DT80 MOT tests are passed first time, with an average of 0.87 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 72 Yamaha DT80 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.