Kawasaki Er 650 A6S: MOT pass rate by registration year

Which Er 650 A6S years pass first time, and which fall short of the model's 82.7% average, from 2,497 DVSA tests.

2005

highest-passing year · 87.1%

2006

lowest-passing year · 82.1%

5.0pp

spread across 4 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: 2005 (87.1% of 155 tests). Lowest: 2006 (82.1% of 2,071).

Registered	Tests	First-time pass	vs model (82.7%)
2005	155	87.1%	+4.4 pp
2006	2,071	82.1%	-0.6 pp
2007	176	84.1%	+1.4 pp
2008	84	86.9%	+4.2 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 · 2009–2025

Questions

Which Er 650 A6S years have the lowest MOT pass rate?: none: no registration year of the Kawasaki Er 650 A6S falls more than two points under the model's 82.7% overall pass rate.
Which Er 650 A6S year has the highest MOT pass rate?: 2005, at 87.1% of 155 first tests (2005–2025). Years more than two points above the model average: 2005, 2008.
How much does the Er 650 A6S pass rate vary by year?: 5.0 percentage points between the highest (2005, 87.1%) and lowest (2006, 82.1%) 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 A6S reliability, failures and mileage · ranked #3029 of 5428 models· other Kawasaki models: ZX-6R, ZX-9R, ZZR600, ER5, ZZ-R1100, ZX