SYM Jet 14 125
Real ownership data from 4,257 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 |
|---|---|---|
| Brake discs and pads | dangerous | 12.8% |
| Controls and cables | major | 8.3% |
| Steering and head bearings | dangerous | 7.5% |
| Wheels | major | 6.8% |
| Frame and structure | dangerous | 6% |
| Tyres | dangerous | 3.8% |
| Suspension | major | 3.8% |
| Brakes | dangerous | 3% |
Advisories (wear noted but not failed) are excluded above; the most common is fuel system.
Jet 14 125 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 | 384 | — | — | — |
| 2025 | 344 | 162 mi | — | 100% |
| 2024 | 598 | 8,887 mi | 7,141 | 100% |
| 2023 | 357 | 6,716 mi | 4,372 | 73.85% |
| 2022 | 601 | 8,990 mi | 2,415 | 72.8% |
| 2021 | 777 | 10,695 mi | 2,539 | 75.32% |
| 2020 | 520 | 10,701 mi | 2,083 | 76.27% |
| 2019 | 323 | 11,356 mi | 2,095 | 75.22% |
| 2018 | 263 | 12,089 mi | 3,091 | 76.8% |
| 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 4,257 UK examples, the most frequently recorded MOT faults are brake discs and pads (12.8% of all recorded faults), controls and cables (8.3% of all recorded faults), steering and head bearings (7.5% 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 10,244 miles, and typically rides about 2,381 miles a year. Half of all examples fall between 5,472 and 17,693 miles.
Is the SYM Jet 14 125 reliable?
75.4% of SYM Jet 14 125 MOT tests are passed first time, with an average of 0.03 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 4,257 SYM Jet 14 125 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.