SYM SYMNH X 125
Real ownership data from 212 UK SYMNH X 125 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common SYMNH X 125 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Chain and sprockets | dangerous | 4.6% |
| Lights and indicators | major | 7.3% |
| Suspension | major | 3.4% |
| Brakes | dangerous | 5.6% |
| Steering and head bearings | dangerous | 2.1% |
| Other | major | 0.9% |
| Brake discs and pads | dangerous | 4.6% |
| Wheels | major | 0.5% |
Advisories (wear noted but not failed) are excluded above; the most common is brakes.
SYMNH X 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 | 16 | — | — | — |
| 2022 | 6 | 6,682 mi | 5,478 | 71.43% |
| 2021 | 78 | 5,333 mi | 1,168 | 68.49% |
| 2020 | 73 | 5,338 mi | 1,407 | 71.43% |
| 2019 | 39 | 8,464 mi | 1,294 | 76.06% |
SYMNH X 125 questions, answered with data
What are the most common problems with the SYM SYMNH X 125?
Across 212 UK examples, the most frequently recorded MOT faults are chain and sprockets (4.6% of all recorded faults), lights and indicators (7.3% of all recorded faults), suspension (3.4% of all recorded faults).
What is average mileage for a SYM SYMNH X 125?
The median SYM SYMNH X 125 in the UK has covered 5,746 miles, and typically rides about 1,402 miles a year. Half of all examples fall between 2,745 and 9,914 miles.
Is the SYM SYMNH X 125 reliable?
71.9% of SYM SYMNH X 125 MOT tests are passed first time, with an average of 1.88 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 212 SYM SYMNH X 125 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.