SYM Jet 14 125
Real ownership data from 4,151 UK Jet 14 125 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common Jet 14 125 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Brakes | dangerous | 9.1% |
| Tyres | dangerous | 5.2% |
| Lights and indicators | dangerous | 2.9% |
| Brake discs and pads | dangerous | 2.7% |
| Electrical | major | 2.6% |
| Steering and head bearings | dangerous | 2% |
| Other | dangerous | 0.9% |
| Exhaust and emissions | major | 0.5% |
Advisories (wear noted but not failed) are excluded above; the most common is other.
Jet 14 125 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 | 284 | — | — | — |
| 2025 | 343 | 162 mi | — | 100% |
| 2024 | 597 | 8,887 mi | 7,141 | 100% |
| 2023 | 355 | 6,572 mi | 4,372 | 73.15% |
| 2022 | 599 | 8,415 mi | 2,407 | 72.74% |
| 2021 | 777 | 10,374 mi | 2,556 | 75.36% |
| 2020 | 521 | 10,656 mi | 2,081 | 75.92% |
| 2019 | 323 | 10,800 mi | 2,097 | 75.08% |
| 2018 | 262 | 11,720 mi | 2,899 | 77.01% |
| 2017 | 90 | 10,238 mi | 3,042 | 76.52% |
Jet 14 125 questions, answered with data
What are the most common problems with the SYM Jet 14 125?
Across 4,151 UK examples, the most frequently recorded MOT faults are brakes (9.1% of all recorded faults), tyres (5.2% of all recorded faults), lights and indicators (2.9% of all recorded faults).
What is average mileage for a SYM Jet 14 125?
The median SYM Jet 14 125 in the UK has covered 9,904 miles, and typically rides about 2,360 miles a year. Half of all examples fall between 5,251 and 17,221 miles.
Is the SYM Jet 14 125 reliable?
75.36% of SYM Jet 14 125 MOT tests are passed first time, with an average of 1.07 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 4,151 SYM Jet 14 125 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.