Kawasaki ZX 600 R9F: MOT pass rate by registration year

Which ZX 600 R9F years pass first time, and which fall short of the model's 84.8% average, from 2,079 DVSA tests.

2010

highest-passing year · 87.1%

2009

lowest-passing year · 83.7%

3.4pp

spread across 3 years

Pass rate by registration year

first-time pass rate · cohorts with 50 or more tests · registration year from first use date

Highest pass rate: 2010 (87.1% of 688 tests). Lowest: 2009 (83.7% of 1,268).

Registered	Tests	First-time pass	vs model (84.8%)
2009	1,268	83.7%	-1.1 pp
2010	688	87.1%	+2.3 pp
2011	93	84.9%	+0.1 pp

Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years. A first-time MOT pass is a roadworthiness check, not a full mechanical inspection.

Pass rate over time

first-time pass rate by test year · 2012–2025

Questions

Which ZX 600 R9F years have the lowest MOT pass rate?: none: no registration year of the Kawasaki ZX 600 R9F falls more than two points under the model's 84.8% overall pass rate.
Which ZX 600 R9F year has the highest MOT pass rate?: 2010, at 87.1% of 688 first tests (2005–2025).
How much does the ZX 600 R9F pass rate vary by year?: 3.4 percentage points between the highest (2010, 87.1%) and lowest (2009, 83.7%) cohorts with at least 50 tests. Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.

Full report: Kawasaki ZX 600 R9F reliability, failures and mileage · ranked #2543 of 5428 models· other Kawasaki models: ZX-6R, ZX-9R, ZZR600, ER5, ZZ-R1100, ZX