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Kawasaki Zr 900 bkf vs Kawasaki Zx-6r: reliability comparison

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

Kawasaki Zr 900 bkf
92%
MOT pass rate · 471 vehicles
More reliable
Kawasaki Zx-6r
82%
MOT pass rate · 18,602 vehicles
Verdict: On MOT pass rate, the Kawasaki Zr 900 bkf is the more reliable of the two — 92% pass first time versus 82%. It's one signal among several; check the full breakdown below.

Head to head

Measure Kawasaki Zr 900 bkf Kawasaki Zx-6r
MOT pass rate 92% ✓ 82%
MOT failure rate 8% ✓ 18%
Faults & advisories per test 0.4 ✓ 0.9
Dangerous-fault share 3% 1% ✓
Average mileage 9,928 mi 28,430 mi
Sample size (vehicles) 471 18,602

Most common faults

Kawasaki Zr 900 bkf

  1. Exhaust noisy (8.1.1 (a))
  2. Front Tyre worn close to the legal limit (5.2.3 (e))
  3. Rear Tyre worn close to the legal limit (5.2.3 (e))
  4. Rear reflector missing (4.8.2 (a) (ii))
  5. Front Brake indicates slight fluctuation of brake effort (1.2.1 (e))
  6. Drive chain slightly loose (6.1.7 (c) (i))

Kawasaki Zx-6r

  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. Drive chain slightly loose (6.2.1d)
  5. Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
  6. Exhaust noisy (8.1.1 (a))

Reliability FAQ

On MOT pass rate, the Kawasaki Zr 900 bkf is the more reliable of the two — 92% pass first time versus 82%. It's one signal among several; check the full breakdown below.

Full Kawasaki Zr 900 bkf report Full Kawasaki Zx-6r 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.