Kawasaki Ninja ZX
Real ownership data from 6,815 UK Ninja ZX motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common Ninja ZX problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Exhaust and emissions | fail | 17.6% |
| Suspension | prs | 11.5% |
| Wheels | major | 9.3% |
| Fluid leaks | fail | 8.6% |
| Controls and cables | dangerous | 8.6% |
| Steering and head bearings | fail | 2.9% |
| Other | major | 2.9% |
| Chain and sprockets | dangerous | 2.6% |
Advisories (wear noted but not failed) are excluded above; the most common is other.
Ninja ZX 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 | 599 | — | — | — |
| 2025 | 875 | — | — | — |
| 2024 | 318 | — | — | — |
| 2023 | 87 | 3,830 mi | — | 100% |
| 2021 | 5 | — | — | — |
| 2020 | 10 | 11,288 mi | 360 | 100% |
| 2019 | 5 | — | — | — |
| 2018 | 78 | — | — | — |
| 2017 | 31 | — | — | — |
| 2016 | 59 | — | — | — |
| 2015 | 64 | 58,901 mi | 6,868 | 100% |
| 2014 | 55 | 27,739 mi | 2,609 | 93.33% |
| 2013 | 95 | 17,816 mi | 874 | 94.62% |
| 2012 | 163 | 19,995 mi | 1,219 | 88.29% |
| 2011 | 291 | 25,762 mi | 1,634 | 90.38% |
| 2010 | 337 | 25,576 mi | 1,526 | 90.35% |
| 2009 | 392 | 27,132 mi | 1,523 | 90.14% |
| 2008 | 313 | 28,086 mi | 1,507 | 89.48% |
| 2007 | 506 | 27,522 mi | 1,466 | 88.84% |
| 2006 | 365 | 25,278 mi | 1,324 | 88.46% |
Ninja ZX questions, answered with data
What are the most common problems with the Kawasaki Ninja ZX?
Across 6,815 UK examples, the most frequently recorded MOT faults are exhaust and emissions (17.6% of all recorded faults), suspension (11.5% of all recorded faults), wheels (9.3% of all recorded faults).
What is average mileage for a Kawasaki Ninja ZX?
The median Kawasaki Ninja ZX in the UK has covered 26,060 miles, and typically rides about 1,438 miles a year. Half of all examples fall between 16,294 and 37,678 miles.
Is the Kawasaki Ninja ZX reliable?
89.12% of Kawasaki Ninja ZX MOT tests are passed first time, with an average of 0.01 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 6,815 Kawasaki Ninja ZX motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.