Honda CBX750: MOT pass rate by registration year

Which CBX750 years pass first time, and which fall short of the model's 78.5% average, from 3,151 DVSA tests.

1985

highest-passing year · 81.5%

1987

lowest-passing year · 74.6%

6.9pp

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: 1985 (81.5% of 896 tests). Lowest: 1987 (74.6% of 138). Years more than two points below the model average: 1984, 1987.

Registered	Tests	First-time pass	vs model (78.5%)
1984	915	76.4%	-2.1 pp
1985	896	81.5%	+3.0 pp
1986	955	77.9%	-0.6 pp
1987	138	74.6%	-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 · 2005–2025

Questions

Which CBX750 years have the lowest MOT pass rate?: 1984, 1987 registered examples pass first time less often than the Honda CBX750 overall (78.5%); the 1987 cohort is lowest at 74.6% from 138 tests.
Which CBX750 year has the highest MOT pass rate?: 1985, at 81.5% of 896 first tests (2005–2025).
How much does the CBX750 pass rate vary by year?: 6.9 percentage points between the highest (1985, 81.5%) and lowest (1987, 74.6%) 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: Honda CBX750 reliability, failures and mileage · ranked #3846 of 5428 models· other Honda models: CBR600F, CBR900RR, CBR1100XX, CB500, C90, VFR800 Fi