Harley-Davidson Vrscdx Night Rod Special: MOT pass rate by registration year

Which Vrscdx Night Rod Special years pass first time, and which fall short of the model's 87.3% average, from 1,050 DVSA tests.

2006

highest-passing year · 90.9%

2007

lowest-passing year · 85.3%

5.6pp

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: 2006 (90.9% of 276 tests). Lowest: 2007 (85.3% of 652).

Registered	Tests	First-time pass	vs model (87.3%)
2006	276	90.9%	+3.6 pp
2007	652	85.3%	-2.0 pp
2008	104	90.4%	+3.1 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 · 2010–2025

Questions

Which Vrscdx Night Rod Special years have the lowest MOT pass rate?: none: no registration year of the Harley-Davidson Vrscdx Night Rod Special falls more than two points under the model's 87.3% overall pass rate.
Which Vrscdx Night Rod Special year has the highest MOT pass rate?: 2006, at 90.9% of 276 first tests (2005–2025). Years more than two points above the model average: 2006, 2008.
How much does the Vrscdx Night Rod Special pass rate vary by year?: 5.6 percentage points between the highest (2006, 90.9%) and lowest (2007, 85.3%) 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: Harley-Davidson Vrscdx Night Rod Special reliability, failures and mileage · ranked #1818 of 5428 models· other Harley-Davidson models: XLH 883, Flstf, Flstc, XL, XL1200C, XL883