Kawasaki Zx-6r vs Kawasaki Zx550a4: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Kawasaki Zx-6r
82%
MOT pass rate · 18,602 vehicles
Kawasaki Zx550a4
0%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Kawasaki Zx-6r (82%) and Kawasaki Zx550a4 (0%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Kawasaki Zx-6r | Kawasaki Zx550a4 |
|---|---|---|
| MOT pass rate | 82% ✓ | 0% |
| MOT failure rate | 18% ✓ | 100% |
| Faults & advisories per test | 0.9 ✓ | 8.0 |
| Dangerous-fault share | 1% | 0% ✓ |
| Average mileage | 28,430 mi | 60,936 mi |
| Sample size (vehicles) | 18,602 | 1 |
Most common faults
Kawasaki Zx-6r
- Rear Tyre worn close to the legal limit (4.1.3(ii))
- Front Tyre worn close to the legal limit (4.1.3(ii))
- Exhaust noisy (7.1.2)
- Drive chain slightly loose (6.2.1d)
- Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
- Exhaust noisy (8.1.1 (a))
Kawasaki Zx550a4
- Front Brake fluid reservoir fluid level dangerously low (3.2.B1d)
- Front Headlamp aim too high when the centre of the headlamp is below 850mm from the ground (1.6.2)
- Nearside Front Brake disc(s) excessively worn (3.2.A1l)
- Nearside Rear Footrest missing (6.2.1a)
- Offside Front Brake disc(s) excessively worn (3.2.A1l)
- Offside Front Front shock absorber seal failed and leaking oil (2.3.3)
Reliability FAQ
On MOT pass rate the Kawasaki Zx-6r (82%) and Kawasaki Zx550a4 (0%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Kawasaki Zx-6r report Full Kawasaki Zx550a4 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.