Honda VTX 1800 C-5: MOT pass rate by registration year

Which VTX 1800 C-5 years pass first time, and which fall short of the model's 88.5% average, from 751 DVSA tests.

2007

highest-passing year · 91.8%

2008

lowest-passing year · 83.3%

8.5pp

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: 2007 (91.8% of 195 tests). Lowest: 2008 (83.3% of 60). Years more than two points below the model average: 2006, 2008.

Registered	Tests	First-time pass	vs model (88.5%)
2005	254	91.7%	+3.2 pp
2006	213	83.6%	-4.9 pp
2007	195	91.8%	+3.3 pp
2008	60	83.3%	-5.2 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 · 2009–2023

Questions

Which VTX 1800 C-5 years have the lowest MOT pass rate?: 2006, 2008 registered examples pass first time less often than the Honda VTX 1800 C-5 overall (88.5%); the 2008 cohort is lowest at 83.3% from 60 tests.
Which VTX 1800 C-5 year has the highest MOT pass rate?: 2007, at 91.8% of 195 first tests (2005–2025). Years more than two points above the model average: 2005, 2007.
How much does the VTX 1800 C-5 pass rate vary by year?: 8.5 percentage points between the highest (2007, 91.8%) and lowest (2008, 83.3%) 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 VTX 1800 C-5 reliability, failures and mileage · ranked #1449 of 5428 models· other Honda models: CBR600F, CBR900RR, CBR1100XX, CB500, C90, VFR800 Fi