Yamaha YZ
Real ownership data from 773 UK YZ motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common YZ problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | major | 17.6% |
| Other | dangerous | 13.5% |
| Brakes | dangerous | 10.6% |
| Suspension | dangerous | 10.1% |
| Electrical | fail | 6.6% |
| Steering and head bearings | major | 5.4% |
| Tyres | dangerous | 5.1% |
| Chain and sprockets | fail | 3.8% |
Advisories (wear noted but not failed) are excluded above; the most common is tyres.
YZ mileage and reliability by year
Use this to judge whether a specific bike is high or low mileage for its age.
| YearYear | MedianMedian mileage | Mi/yrMiles/year | MOT passFirst-time pass | |
|---|---|---|---|---|
| 2023 | 10 | — | — | 75% |
| 2022 | 29 | 1,036 mi | — | 90.7% |
| 2021 | 37 | 1,165 mi | 678 | 87.69% |
| 2020 | 45 | 138 mi | 120 | 72.73% |
| 2019 | 54 | 118 mi | — | 84.56% |
| 2018 | 43 | 561 mi | — | 81.63% |
| 2017 | 44 | 826 mi | 263 | 86.32% |
| 2016 | 27 | — | — | 85.9% |
| 2015 | 30 | 1,170 mi | 957 | 78.82% |
| 2014 | 22 | 6 mi | — | 86.27% |
| 2013 | 22 | 298 mi | 75 | 77.59% |
| 2012 | 9 | 3,959 mi | — | 67.86% |
| 2011 | 6 | 7 mi | — | 92.31% |
| 2010 | 11 | 634 mi | 138 | 86.05% |
| 2009 | 11 | 371 mi | 90 | 72.22% |
| 2008 | 19 | 915 mi | 162 | 75.51% |
| 2007 | 33 | 1,244 mi | 2,280 | 81.52% |
| 2006 | 34 | 290 mi | 24 | 84.96% |
| 2005 | 45 | 392 mi | 36 | 86.73% |
| 2004 | 51 | 308 mi | 78 | 78.68% |
YZ questions, answered with data
What are the most common problems with the Yamaha YZ?
Across 773 UK examples, the most frequently recorded MOT faults are lights and indicators (17.6% of all recorded faults), other (13.5% of all recorded faults), brakes (10.6% of all recorded faults).
What is average mileage for a Yamaha YZ?
The median Yamaha YZ in the UK has covered 420 miles, and typically rides about 156 miles a year. Half of all examples fall between 35 and 1,739 miles.
Is the Yamaha YZ reliable?
81.56% of Yamaha YZ MOT tests are passed first time, with an average of 0.28 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 773 Yamaha YZ motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.