Kawasaki Er 650 CBF: MOT pass rate by registration year

Which Er 650 CBF years pass first time, and which fall short of the model's 86.5% average, from 1,664 DVSA tests.

2012

highest-passing year · 88.8%

2011

lowest-passing year · 84.7%

4.1pp

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: 2012 (88.8% of 667 tests). Lowest: 2011 (84.7% of 937).

Registered	Tests	First-time pass	vs model (86.5%)
2011	937	84.7%	-1.8 pp
2012	667	88.8%	+2.3 pp
2013	50	88.0%	+1.5 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 · 2014–2025

Questions

Which Er 650 CBF years have the lowest MOT pass rate?: none: no registration year of the Kawasaki Er 650 CBF falls more than two points under the model's 86.5% overall pass rate.
Which Er 650 CBF year has the highest MOT pass rate?: 2012, at 88.8% of 667 first tests (2005–2025).
How much does the Er 650 CBF pass rate vary by year?: 4.1 percentage points between the highest (2012, 88.8%) and lowest (2011, 84.7%) 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 Er 650 CBF reliability, failures and mileage · ranked #2052 of 5428 models· other Kawasaki models: ZX-6R, ZX-9R, ZZR600, ER5, ZZ-R1100, ZX