Suzuki AY50WR: MOT pass rate by registration year

Which AY50WR years pass first time, and which fall short of the model's 68.1% average, from 827 DVSA tests.

2000

highest-passing year · 72.9%

2002

lowest-passing year · 63.6%

9.3pp

spread across 5 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: 2000 (72.9% of 266 tests). Lowest: 2002 (63.6% of 143). Years more than two points below the model average: 1999, 2001, 2002.

Registered	Tests	First-time pass	vs model (68.1%)
1998	61	70.5%	+2.4 pp
1999	152	65.1%	-3.0 pp
2000	266	72.9%	+4.8 pp
2001	157	63.7%	-4.4 pp
2002	143	63.6%	-4.5 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 · 2005–2013

Questions

Which AY50WR years have the lowest MOT pass rate?: 1999, 2001, 2002 registered examples pass first time less often than the Suzuki AY50WR overall (68.1%); the 2002 cohort is lowest at 63.6% from 143 tests.
Which AY50WR year has the highest MOT pass rate?: 2000, at 72.9% of 266 first tests (2005–2025). Years more than two points above the model average: 1998, 2000.
How much does the AY50WR pass rate vary by year?: 9.3 percentage points between the highest (2000, 72.9%) and lowest (2002, 63.6%) 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: Suzuki AY50WR reliability, failures and mileage · ranked #4850 of 5428 models· other Suzuki models: GSXR600, GSF600, GSXR750, GSF1200, GSXR1000, SV650S