Yamaha SRX600: MOT pass rate by registration year

Which SRX600 years pass first time, and which fall short of the model's 82.5% average, from 1,253 DVSA tests.

1988

highest-passing year · 83.4%

1986

lowest-passing year · 80.8%

2.6pp

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: 1988 (83.4% of 169 tests). Lowest: 1986 (80.8% of 484).

Registered	Tests	First-time pass	vs model (82.5%)
1985	193	82.9%	+0.4 pp
1986	484	80.8%	-1.7 pp
1987	192	81.3%	-1.2 pp
1988	169	83.4%	+0.9 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 · 2006–2025

Questions

Which SRX600 years have the lowest MOT pass rate?: none: no registration year of the Yamaha SRX600 falls more than two points under the model's 82.5% overall pass rate.
Which SRX600 year has the highest MOT pass rate?: 1988, at 83.4% of 169 first tests (2005–2025).
How much does the SRX600 pass rate vary by year?: 2.6 percentage points between the highest (1988, 83.4%) and lowest (1986, 80.8%) 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 SRX600 reliability, failures and mileage · ranked #3073 of 5428 models· other Yamaha models: YZF-R1, YZF-R6, FZS600, YBR 125, XJR1300, FZ6