BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/HARLEY-DAVIDSON FXDF FAT BOB 1584 12
Make report · 2005–2025

HARLEY-DAVIDSON FXDF FAT BOB 1584 12

87.6%
first-time pass rate
6.8%
failed outright
177
MOT tests, 2005–2025

What fails a HARLEY-DAVIDSON FXDF FAT BOB 1584 12

failure defects across all HARLEY-DAVIDSON FXDF FAT BOB 1584 12 models · advisories excluded

lamps and reflectors is HARLEY-DAVIDSON FXDF FAT BOB 1584 12's most common failure — 2.3% of all HARLEY-DAVIDSON FXDF FAT BOB 1584 12 tests record one.

Component groupShare of defects% of testsWorst offenders
lamps and reflectors
2.3 see ranking
lighting and signalling
1.7 see ranking
steering and suspension
1.7 see ranking
tyres and wheels
1.1 see ranking
suspension
0.6 see ranking

Top failure groups aggregated across every HARLEY-DAVIDSON FXDF FAT BOB 1584 12 model, 2005–2025. "% of tests" = share of the make's tests recording at least one defect in that group.

HARLEY-DAVIDSON FXDF FAT BOB 1584 12 models, ranked by test volume

0 models with ≥ 100 normal tests, 2005–2025
Model Pass rate Pass % Fail % Median miles Tests

Normal tests only. Median miles is odometer reading at test where recorded. Source: DVSA anonymised MOT results, 2005–2025.