Kawasaki Kz900a4 vs Kawasaki Unknown: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Kawasaki Kz900a4
100%
MOT pass rate · 4 vehicles
Kawasaki Unknown
85%
MOT pass rate · 151,652 vehicles
Verdict: On MOT pass rate the Kawasaki Kz900a4 (100%) and Kawasaki Unknown (85%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Kawasaki Kz900a4 | Kawasaki Unknown |
|---|---|---|
| MOT pass rate | 100% ✓ | 85% |
| MOT failure rate | 0% ✓ | 15% |
| Faults & advisories per test | 0.1 ✓ | 0.8 |
| Dangerous-fault share | 0% ✓ | 3% |
| Average mileage | 26,628 mi | 19,921 mi |
| Sample size (vehicles) | 4 | 151,652 |
Most common faults
Kawasaki Kz900a4
- Rear Tyre worn close to the legal limit (4.1.3(ii))
Kawasaki Unknown
- Exhaust noisy (8.1.1 (a))
- Front Brake indicates slight fluctuation of brake effort (1.2.1 (e))
- COVID-19 6 MONTH EXTENSION
- Rear reflector missing (4.8.2 (a) (ii))
- Front Tyre worn close to the legal limit (5.2.3 (e))
- Drive chain slightly loose (6.1.7 (c) (i))
Reliability FAQ
On MOT pass rate the Kawasaki Kz900a4 (100%) and Kawasaki Unknown (85%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Kawasaki Kz900a4 report Full Kawasaki Unknown report Most reliable cars
Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.