Yamaha YP 400
Real ownership data from 91 UK YP 400 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common YP 400 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Brake discs and pads | dangerous | 8% |
| Brakes | dangerous | 6.9% |
| Tyres | dangerous | 3.8% |
| Lights and indicators | major | 6% |
| Steering and head bearings | dangerous | 2.2% |
| Suspension | major | 1.9% |
| Other | user entered | 1.1% |
| Exhaust and emissions | prs | 0.3% |
Advisories (wear noted but not failed) are excluded above; the most common is brakes.
YP 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 |
|---|---|---|---|---|
| 2012 | 8 | 12,212 mi | 1,140 | 93.88% |
| 2011 | 11 | 24,880 mi | 1,758 | 90.36% |
| 2010 | 15 | 29,600 mi | 1,126 | 83.19% |
| 2009 | 14 | 12,756 mi | 542 | 90.7% |
| 2008 | 7 | 20,110 mi | 532 | 100% |
| 2007 | 12 | 17,604 mi | 991 | 84.13% |
| 2005 | 8 | 13,079 mi | 1,136 | 90.63% |
| 2004 | 10 | 11,689 mi | 832 | 89.13% |
YP 400 questions, answered with data
What are the most common problems with the Yamaha YP 400?
Across 91 UK examples, the most frequently recorded MOT faults are brake discs and pads (8% of all recorded faults), brakes (6.9% of all recorded faults), tyres (3.8% of all recorded faults).
What is average mileage for a Yamaha YP 400?
The median Yamaha YP 400 in the UK has covered 14,268 miles, and typically rides about 882 miles a year. Half of all examples fall between 9,216 and 29,666 miles.
Is the Yamaha YP 400 reliable?
88.97% of Yamaha YP 400 MOT tests are passed first time, with an average of 0.63 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 91 Yamaha YP 400 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.