Kawasaki Kz550a vs Kawasaki Unknown: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Kawasaki Kz550a
81%
MOT pass rate · 5 vehicles
Kawasaki Unknown
85%
MOT pass rate · 151,652 vehicles
Verdict: On MOT pass rate the Kawasaki Kz550a (81%) 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 Kz550a | Kawasaki Unknown |
|---|---|---|
| MOT pass rate | 81% | 85% ✓ |
| MOT failure rate | 19% | 15% ✓ |
| Faults & advisories per test | 0.6 ✓ | 0.8 |
| Dangerous-fault share | 0% ✓ | 3% |
| Average mileage | 39,507 mi | 19,921 mi |
| Sample size (vehicles) | 5 | 151,652 |
Most common faults
Kawasaki Kz550a
- Direction indicators not working (1.5.1c)
- Front wheel bearings have excessive free play (2.3.5b)
- Fuel system component insecure (7.2.1b)
- Headlamp aim beam image kick up to the offside (1.6)
- Rear Brake locking device missing (3.2.A1e)
- Offside Front Brake component is excessively corroded (3.1.5)
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 Kz550a (81%) and Kawasaki Unknown (85%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Kawasaki Kz550a 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.