Bsa Rocket Gold Star: MOT pass rate by registration year

Which Rocket Gold Star years pass first time, and which fall short of the model's 94.8% average, from 633 DVSA tests.

1961

highest-passing year · 98.0%

1963

lowest-passing year · 94.2%

3.8pp

spread across 3 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: 1961 (98.0% of 51 tests). Lowest: 1963 (94.2% of 240).

Registered	Tests	First-time pass	vs model (94.8%)
1961	51	98.0%	+3.2 pp
1962	198	94.9%	+0.1 pp
1963	240	94.2%	-0.6 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 · 2006–2017

Questions

Which Rocket Gold Star years have the lowest MOT pass rate?: none: no registration year of the Bsa Rocket Gold Star falls more than two points under the model's 94.8% overall pass rate.
Which Rocket Gold Star year has the highest MOT pass rate?: 1961, at 98.0% of 51 first tests (2005–2025).
How much does the Rocket Gold Star pass rate vary by year?: 3.8 percentage points between the highest (1961, 98.0%) and lowest (1963, 94.2%) 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: Bsa Rocket Gold Star reliability, failures and mileage · ranked #93 of 5428 models· other Bsa models: A10, Bantam, C15, A65, B31, B40