Kawasaki Z400F
Real ownership data from 87 UK Z400F motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common Z400F problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | major | 12% |
| Other | fail | 5.3% |
| Brakes | fail | 5.3% |
| Tyres | fail | 5.1% |
| Suspension | fail | 4.4% |
| Steering and head bearings | dangerous | 3.3% |
| Brake discs and pads | fail | 2% |
| Electrical | fail | 1.8% |
Advisories (wear noted but not failed) are excluded above; the most common is suspension.
Z400F 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 |
|---|---|---|---|---|
| 1985 | 16 | 27,198 mi | 674 | 65.71% |
| 1984 | 16 | 25,375 mi | 558 | 78.64% |
| 1983 | 13 | 30,430 mi | 196 | 64.86% |
| 1980 | 8 | 29,666 mi | 563 | 76.32% |
| 1979 | 7 | 28,129 mi | 91 | 85.37% |
Z400F questions, answered with data
What are the most common problems with the Kawasaki Z400F?
Across 87 UK examples, the most frequently recorded MOT faults are lights and indicators (12% of all recorded faults), other (5.3% of all recorded faults), brakes (5.3% of all recorded faults).
What is average mileage for a Kawasaki Z400F?
The median Kawasaki Z400F in the UK has covered 27,271 miles, and typically rides about 362 miles a year. Half of all examples fall between 18,072 and 39,576 miles.
Is the Kawasaki Z400F reliable?
75.64% of Kawasaki Z400F MOT tests are passed first time, with an average of 1.08 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 87 Kawasaki Z400F motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.