Suzuki GSX-R125
Real ownership data from 2,639 UK GSX-R125 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common GSX-R125 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | major | 8.6% |
| Brakes | dangerous | 7% |
| Steering and head bearings | dangerous | 3.8% |
| Chain and sprockets | dangerous | 3.3% |
| Tyres | dangerous | 2.4% |
| Brake discs and pads | dangerous | 2.4% |
| Suspension | dangerous | 1.6% |
| Other | dangerous | 1.1% |
Advisories (wear noted but not failed) are excluded above; the most common is exhaust and emissions.
GSX-R125 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 |
|---|---|---|---|---|
| 2026 | 156 | — | — | — |
| 2025 | 101 | 4,660 mi | — | 100% |
| 2024 | 326 | 5,676 mi | — | 100% |
| 2023 | 364 | 6,696 mi | 3,665 | 85.34% |
| 2022 | 239 | 6,576 mi | 2,898 | 82.17% |
| 2021 | 71 | 9,312 mi | 1,492 | 73.02% |
| 2020 | 389 | 10,730 mi | 2,268 | 76.63% |
| 2019 | 366 | 11,605 mi | 2,376 | 76.71% |
| 2018 | 472 | 13,437 mi | 2,016 | 75.82% |
| 2017 | 154 | 13,627 mi | 2,172 | 79.75% |
GSX-R125 questions, answered with data
What are the most common problems with the Suzuki GSX-R125?
Across 2,639 UK examples, the most frequently recorded MOT faults are lights and indicators (8.6% of all recorded faults), brakes (7% of all recorded faults), steering and head bearings (3.8% of all recorded faults).
What is average mileage for a Suzuki GSX-R125?
The median Suzuki GSX-R125 in the UK has covered 10,757 miles, and typically rides about 2,200 miles a year. Half of all examples fall between 5,618 and 18,010 miles.
Is the Suzuki GSX-R125 reliable?
77.19% of Suzuki GSX-R125 MOT tests are passed first time, with an average of 1.29 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 2,639 Suzuki GSX-R125 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.