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

HARLEY-DAVIDSON SOFTAIL CUSTOM

1340cc Petrol Class 2
89.9%
first-time pass rate
5.3%
failed outright
15,305
median miles at test
247
MOT tests, 2005–2025

Pass rate by mileage

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

A low-mileage SOFTAIL CUSTOM passes first time 87.5% of the time; by 20k that's 93.8%.

86%91%95%0k: 87.5% pass (48 tests)10k: 91.4% pass (105 tests)20k: 93.8% pass (32 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 SOFTAIL CUSTOM

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lighting and signalling
8 28.6
lamps and reflectors
6 21.4
reg plates and vin
5 17.9
brakes
2 7.1
tyres and wheels
2 7.1
steering
1 3.6
body and structure
1 3.6
steering and suspension
1 3.6
suspension
1 3.6
tyres
1 3.6

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 SOFTAIL 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 SOFTAIL CUSTOM.