Royal Alloy GT 125
Real ownership data from 2,401 UK GT 125 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common GT 125 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Steering and head bearings | dangerous | 5.1% |
| Brakes | dangerous | 4.6% |
| Suspension | dangerous | 2.8% |
| Lights and indicators | major | 14.9% |
| Other | dangerous | 2% |
| Brake discs and pads | dangerous | 1.5% |
| Exhaust and emissions | major | 1.2% |
| Electrical | major | 0.5% |
Advisories (wear noted but not failed) are excluded above; the most common is brake discs and pads.
GT 125 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 | 38 | — | — | — |
| 2025 | 66 | — | — | — |
| 2024 | 305 | 1,615 mi | — | 100% |
| 2023 | 234 | 1,809 mi | 507 | 87.5% |
| 2022 | 194 | 2,968 mi | 478 | 90.13% |
| 2021 | 317 | 2,765 mi | 396 | 89.59% |
| 2020 | 487 | 2,792 mi | 388 | 87.69% |
| 2019 | 286 | 2,947 mi | 392 | 85.24% |
| 2018 | 474 | 3,502 mi | 421 | 82.27% |
GT 125 questions, answered with data
What are the most common problems with the Royal Alloy GT 125?
Across 2,401 UK examples, the most frequently recorded MOT faults are steering and head bearings (5.1% of all recorded faults), brakes (4.6% of all recorded faults), suspension (2.8% of all recorded faults).
What is average mileage for a Royal Alloy GT 125?
The median Royal Alloy GT 125 in the UK has covered 2,976 miles, and typically rides about 410 miles a year. Half of all examples fall between 1,515 and 5,158 miles.
Is the Royal Alloy GT 125 reliable?
85.54% of Royal Alloy GT 125 MOT tests are passed first time, with an average of 0.64 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 2,401 Royal Alloy GT 125 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.