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Kawasaki Zx-9r vs Kawasaki Zx900-a8: reliability comparison

MOT pass rates, common faults and mileage compared from real UK MOT data.

Kawasaki Zx-9r
84%
MOT pass rate · 8,856 vehicles
Kawasaki Zx900-a8
86%
MOT pass rate · 150 vehicles
More reliable
Verdict: On MOT pass rate, the Kawasaki Zx900-a8 is the more reliable of the two — 86% pass first time versus 84%. It's one signal among several; check the full breakdown below.

Head to head

Measure Kawasaki Zx-9r Kawasaki Zx900-a8
MOT pass rate 84% 86% ✓
MOT failure rate 16% 14% ✓
Faults & advisories per test 0.8 0.6 ✓
Dangerous-fault share 1% 0% ✓
Average mileage 32,039 mi 27,366 mi
Sample size (vehicles) 8,856 150

Most common faults

Kawasaki Zx-9r

  1. Rear Tyre worn close to the legal limit (4.1.3(ii))
  2. Front Tyre worn close to the legal limit (4.1.3(ii))
  3. Exhaust noisy (7.1.2)
  4. Exhaust noisy (8.1.1 (a))
  5. Drive chain slightly loose (6.2.1d)
  6. Front Brake pad(s) close to minimum limit (3.2.A1f(i))

Kawasaki Zx900-a8

  1. Rear suspension bush has slight free play (2.4.A2a(i))
  2. Headlamp aim too low (1.6)
  3. Front Tyre worn close to the legal limit (4.1.3(ii))
  4. Rear Tyre worn close to the legal limit (4.1.3(ii))
  5. Rear Brake pad(s) close to minimum limit (3.2.A1f(i))
  6. Offside Front Front shock absorber has light misting of stanchion (2.3.3)

Reliability FAQ

On MOT pass rate, the Kawasaki Zx900-a8 is the more reliable of the two — 86% pass first time versus 84%. It's one signal among several; check the full breakdown below.

Full Kawasaki Zx-9r report Full Kawasaki Zx900-a8 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.