BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ HARLEY-DAVIDSON/FLHRS ROAD KING CUSTOM
Model report · 2005–2025

HARLEY-DAVIDSON FLHRS ROAD KING CUSTOM

1584cc Petrol Class 2
92.9%
first-time pass rate
4.8%
failed outright
18,539
median miles at test
210
MOT tests, 2005–2025

Pass rate by mileage

how the FLHRS ROAD KING CUSTOM's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage FLHRS ROAD KING CUSTOM passes first time 88.9% of the time; by 20k that's 90.5%.

87%93%98%0k: 88.9% pass (36 tests)10k: 96.4% pass (84 tests)20k: 90.5% pass (42 tests)0k10k20k

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 FLHRS ROAD KING CUSTOM

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lighting and signalling
6 37.5
lamps and reflectors
4 25
brakes
3 18.8
driving controls
1 6.2
reg plates and vin
1 6.2
tyres
1 6.2

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 FLHRS ROAD KING CUSTOM beats 4 of its 4 closest rivals (HARLEY-DAVIDSON FLSTF, HARLEY-DAVIDSON FLSTC, HARLEY-DAVIDSON XL1200C).

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 FLHRS ROAD KING CUSTOM.

Pass rate by registration year

how each model-year cohort fares · registration year from first use date

Best year to buy used: 2006 (95.2% pass). Weakest: 2007 (90.7%).

90%93%96%2006: 95.2% pass (62 tests)2007: 90.7% pass (108 tests)20062007

First-time pass rate by the year each bike was first registered (cohorts with ≥ 50 tests). Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.