Yamaha Road Star: MOT pass rate by registration year

Which Road Star years pass first time, and which fall short of the model's 88.4% average, from 519 DVSA tests.

1999

highest-passing year · 90.7%

2006

lowest-passing year · 86.5%

4.2pp

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: 1999 (90.7% of 140 tests). Lowest: 2006 (86.5% of 52).

Registered	Tests	First-time pass	vs model (88.4%)
1999	140	90.7%	+2.3 pp
2000	60	88.3%	-0.1 pp
2004	70	88.6%	+0.2 pp
2005	55	89.1%	+0.7 pp
2006	52	86.5%	-1.9 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 · 2011–2023

Questions

Which Road Star years have the lowest MOT pass rate?: none: no registration year of the Yamaha Road Star falls more than two points under the model's 88.4% overall pass rate.
Which Road Star year has the highest MOT pass rate?: 1999, at 90.7% of 140 first tests (2005–2025).
How much does the Road Star pass rate vary by year?: 4.2 percentage points between the highest (1999, 90.7%) and lowest (2006, 86.5%) 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: Yamaha Road Star reliability, failures and mileage · ranked #1478 of 5428 models· other Yamaha models: YZF-R1, YZF-R6, FZS600, YBR 125, XJR1300, FZ6