Kawasaki Unknown vs Kawasaki Zr400-a1: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Kawasaki Unknown
85%
MOT pass rate · 151,652 vehicles
Kawasaki Zr400-a1
81%
MOT pass rate · 215 vehicles
Verdict: On MOT pass rate the Kawasaki Unknown (85%) and Kawasaki Zr400-a1 (81%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Kawasaki Unknown | Kawasaki Zr400-a1 |
|---|---|---|
| MOT pass rate | 85% ✓ | 81% |
| MOT failure rate | 15% ✓ | 19% |
| Faults & advisories per test | 0.8 | 0.8 |
| Dangerous-fault share | 3% | 0% ✓ |
| Average mileage | 19,921 mi | 75,476 mi |
| Sample size (vehicles) | 151,652 | 215 |
Most common faults
Kawasaki Unknown
- Exhaust noisy (8.1.1 (a))
- Front Brake indicates slight fluctuation of brake effort (1.2.1 (e))
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- 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))
Kawasaki Zr400-a1
- Rear Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
- Rear suspension bearing has slight free play (2.4.A2a(i))
- Drive chain worn but not considered excessive (6.2.1e)
- Front suspension has inadequate damping effect. (2.3.6c)
- Exhaust is leaking but is not excessively noisey (7.1.1b)
- Locking device(s) not correctly fitted which may make the motor bicycle dangerous to ride (6.2.1h)
Reliability FAQ
On MOT pass rate the Kawasaki Unknown (85%) and Kawasaki Zr400-a1 (81%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Kawasaki Unknown report Full Kawasaki Zr400-a1 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.