SYM SYMNH X 125
Real ownership data from 228 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 |
|---|---|---|
| Brakes | dangerous | 5.6% |
| Steering and head bearings | dangerous | 4.2% |
| Controls and cables | dangerous | 4.2% |
| Lights and indicators | major | 4.2% |
| Chain and sprockets | dangerous | 4.2% |
| Exhaust and emissions | major | 2.8% |
| Brake discs and pads | dangerous | 2.8% |
| Other | major | 2.8% |
Advisories (wear noted but not failed) are excluded above; the most common is brake discs and pads.
SYMNH X 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 | 32 | — | — | — |
| 2022 | 6 | 8,017 mi | 2,617 | 62.5% |
| 2021 | 78 | 5,333 mi | 860 | 68% |
| 2020 | 73 | 5,338 mi | 1,469 | 71.58% |
| 2019 | 39 | 9,167 mi | 1,299 | 72.73% |
SYMNH X 125 questions, answered with data
What are the most common problems with the SYM SYMNH X 125?
Across 228 UK examples, the most frequently recorded MOT faults are brakes (5.6% of all recorded faults), steering and head bearings (4.2% of all recorded faults), controls and cables (4.2% 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 1,396 miles a year. Half of all examples fall between 2,798 and 10,080 miles.
Is the SYM SYMNH X 125 reliable?
70.59% of SYM SYMNH X 125 MOT tests are passed first time, with an average of 0.23 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 228 SYM SYMNH X 125 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.