Yamaha WR400F
Real ownership data from 96 UK WR400F motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common WR400F problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Other | fail | 12.5% |
| Lights and indicators | major | 11.9% |
| Brakes | fail | 7% |
| Suspension | major | 4.8% |
| Electrical | major | 3% |
| Tyres | fail | 3% |
| Chain and sprockets | fail | 2.7% |
| Brake discs and pads | fail | 1.5% |
Advisories (wear noted but not failed) are excluded above; the most common is suspension.
WR400F 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 |
|---|---|---|---|---|
| 2003 | 5 | 2,916 mi | 129 | 70% |
| 2002 | 9 | 2,931 mi | 290 | 83.56% |
| 2001 | 13 | 1,293 mi | 296 | 75.34% |
| 2000 | 29 | 3,044 mi | 190 | 77.3% |
| 1999 | 27 | 2,354 mi | 325 | 81.9% |
| 1998 | 9 | 752 mi | 243 | 84.09% |
WR400F questions, answered with data
What are the most common problems with the Yamaha WR400F?
Across 96 UK examples, the most frequently recorded MOT faults are other (12.5% of all recorded faults), lights and indicators (11.9% of all recorded faults), brakes (7% of all recorded faults).
What is average mileage for a Yamaha WR400F?
The median Yamaha WR400F in the UK has covered 2,354 miles, and typically rides about 279 miles a year. Half of all examples fall between 824 and 4,781 miles.
Is the Yamaha WR400F reliable?
79.37% of Yamaha WR400F MOT tests are passed first time, with an average of 1.64 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 96 Yamaha WR400F motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.