Sinnis ZN 125
Real ownership data from 79 UK ZN 125 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common ZN 125 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | dangerous | 12.5% |
| Suspension | dangerous | 9.2% |
| Brake discs and pads | dangerous | 4.4% |
| Brakes | dangerous | 4.4% |
| Steering and head bearings | dangerous | 3% |
| Tyres | dangerous | 2.5% |
| Exhaust and emissions | dangerous | 1.2% |
| Electrical | major | 0.9% |
Advisories (wear noted but not failed) are excluded above; the most common is brakes.
ZN 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 |
|---|---|---|---|---|
| 2019 | 29 | 3,319 mi | 500 | 65.57% |
| 2018 | 30 | 4,024 mi | 784 | 73.42% |
| 2017 | 17 | 6,183 mi | 773 | 64.29% |
ZN 125 questions, answered with data
What are the most common problems with the Sinnis ZN 125?
Across 79 UK examples, the most frequently recorded MOT faults are lights and indicators (12.5% of all recorded faults), suspension (9.2% of all recorded faults), brake discs and pads (4.4% of all recorded faults).
What is average mileage for a Sinnis ZN 125?
The median Sinnis ZN 125 in the UK has covered 4,024 miles, and typically rides about 604 miles a year. Half of all examples fall between 2,384 and 8,337 miles.
Is the Sinnis ZN 125 reliable?
68% of Sinnis ZN 125 MOT tests are passed first time, with an average of 1.7 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 79 Sinnis ZN 125 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.