Kawasaki ZG: MOT pass rate by registration year

Which ZG years pass first time, and which fall short of the model's 92.3% average, from 2,405 DVSA tests.

2018

highest-passing year · 96.2%

2015

lowest-passing year · 91.3%

4.9pp

spread across 6 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: 2018 (96.2% of 78 tests). Lowest: 2015 (91.3% of 601).

Registered	Tests	First-time pass	vs model (92.3%)
2013	99	93.9%	+1.6 pp
2014	498	92.8%	+0.5 pp
2015	601	91.3%	-1.0 pp
2016	617	92.2%	-0.1 pp
2017	340	92.6%	+0.3 pp
2018	78	96.2%	+3.9 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 · 2017–2025

Questions

Which ZG years have the lowest MOT pass rate?: none: no registration year of the Kawasaki ZG falls more than two points under the model's 92.3% overall pass rate.
Which ZG year has the highest MOT pass rate?: 2018, at 96.2% of 78 first tests (2005–2025).
How much does the ZG pass rate vary by year?: 4.9 percentage points between the highest (2018, 96.2%) and lowest (2015, 91.3%) 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 ZG reliability, failures and mileage · ranked #415 of 5428 models· other Kawasaki models: ZX-6R, ZX-9R, ZZR600, ER5, ZZ-R1100, ZX