Yamaha MT-125
Real ownership data from 10,349 UK MT-125 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common MT-125 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Brakes | dangerous | 16.5% |
| Chain and sprockets | major | 12.9% |
| Brake discs and pads | dangerous | 12.1% |
| Lights and indicators | dangerous | 6.6% |
| Controls and cables | dangerous | 4.7% |
| Tyres | fail | 4.1% |
| Wheels | dangerous | 4.1% |
| Suspension | major | 3.9% |
Advisories (wear noted but not failed) are excluded above; the most common is suspension.
MT-125 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 | |
|---|---|---|---|---|
| 2026 | 484 | — | — | — |
| 2025 | 683 | — | — | — |
| 2024 | 776 | 6,380 mi | 3,363 | 80% |
| 2023 | 795 | 7,885 mi | 1,544 | 79.26% |
| 2022 | 531 | 8,391 mi | 2,095 | 78.66% |
| 2021 | 678 | 10,942 mi | 2,277 | 78.31% |
| 2020 | 555 | 12,094 mi | 2,180 | 76.38% |
| 2019 | 551 | 11,886 mi | 2,110 | 76.05% |
| 2018 | 771 | 13,301 mi | 1,968 | 74.44% |
| 2017 | 1,194 | 13,980 mi | 1,952 | 76.61% |
| 2016 | 1,301 | 14,536 mi | 1,932 | 72.11% |
| 2015 | 1,653 | 15,139 mi | 1,897 | 70.61% |
| 2014 | 377 | 16,732 mi | 1,830 | 74.54% |
MT-125 questions, answered with data
What are the most common problems with the Yamaha MT-125?
Across 10,349 UK examples, the most frequently recorded MOT faults are brakes (16.5% of all recorded faults), chain and sprockets (12.9% of all recorded faults), brake discs and pads (12.1% of all recorded faults).
What is average mileage for a Yamaha MT-125?
The median Yamaha MT-125 in the UK has covered 12,787 miles, and typically rides about 1,982 miles a year. Half of all examples fall between 6,973 and 20,163 miles.
Is the Yamaha MT-125 reliable?
73.96% of Yamaha MT-125 MOT tests are passed first time, with an average of 0.01 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 10,349 Yamaha MT-125 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.