Yamaha YFM 400
Real ownership data from 157 UK YFM 400 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common YFM 400 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Suspension | fail | 50% |
| Other | fail | 12.5% |
| Lights and indicators | fail | 12.5% |
Advisories (wear noted but not failed) are excluded above; the most common is suspension.
YFM 400 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 |
|---|---|---|---|---|
| 2007 | 12 | — | — | — |
| 2006 | 30 | — | — | — |
| 2005 | 30 | — | — | — |
| 2004 | 10 | — | — | — |
| 2003 | 8 | — | — | — |
| 2002 | 11 | 549 mi | 17 | 100% |
| 2001 | 9 | 364 mi | 5 | 33.33% |
| 2000 | 7 | — | — | — |
YFM 400 questions, answered with data
What are the most common problems with the Yamaha YFM 400?
Across 157 UK examples, the most frequently recorded MOT faults are suspension (50% of all recorded faults), other (12.5% of all recorded faults), lights and indicators (12.5% of all recorded faults).
What is average mileage for a Yamaha YFM 400?
The median Yamaha YFM 400 in the UK has covered 549 miles, and typically rides about 11 miles a year. Half of all examples fall between 456 and 630 miles.
Is the Yamaha YFM 400 reliable?
71.43% of Yamaha YFM 400 MOT tests are passed first time, with an average of 0.44 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 157 Yamaha YFM 400 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.