BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
Model report · 2005–2025

ARIEL VH

500cc Petrol Class 2
#1303 of 5426 overall #9 of 10 ARIELs #798 of 2787 other bikes
88.9%
first-time pass rate
2.9%
failed outright
23,895
median miles at test
307
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2006–2011

The VH's first-time pass rate has fallen 4.1 points since 2006, 91.3% to 87.2%.

84%89%94%2006: 91.3% pass (46 tests)2007: 92.7% pass (41 tests)2008: 90.7% pass (43 tests)2009: 90.2% pass (41 tests)2010: 86.1% pass (36 tests)2011: 87.2% pass (39 tests)20062011

Pass rate by mileage

how the VH's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage VH passes first time 86.2% of the time; by 40k that's 97.1%.

76%88%100%0k: 86.2% pass (94 tests)10k: 79.1% pass (43 tests)30k: 92.7% pass (55 tests)40k: 97.1% pass (34 tests)0k30k40k

First-time pass rate by odometer reading at test, 10,000-mile bands for this model. Mileage is the strongest reliability signal. See the full curve.

What fails on a VH

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lighting and signalling
14 51.9
steering and suspension
3 11.1
Items Not Tested
2 7.4
brakes
2 7.4
sidecar
2 7.4
reg plates and vin
1 3.7
tyres and wheels
1 3.7
driving controls
1 3.7
fuel and exhaust
1 3.7

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects.

How rivals compare

same type, similar capacity, high test volume

On first-time pass rate the VH beats 4 of its 4 closest rivals (KAWASAKI ZX-6R, SUZUKI GSF600, YAMAHA FZS600).

Rivals share this bike's type and sit within ±30% of its engine capacity, ≥ 5,000 tests. Card colour = better/worse first-time pass rate than the VH.