BIKERELIABILITY Reg check
Head-to-head · 2005–2025

Data as of: DVSA MOT results to 2025

Harley-Davidson Flfbs Fatboy 114 1868 19 vs Harley-Davidson Fxdwg

The Harley-Davidson Flfbs Fatboy 114 1868 19 passes its MOT first time more often than the Harley-Davidson Fxdwg: 90.3% vs 88.7%, a 1.6-point lead.

MOT reliability, side by side

first-time pass rate, outright fail rate and tests analysed · 2005–2025
Metric Harley-Davidson Flfbs Fatboy 114 1868 19 Harley-Davidson Fxdwg
First-time pass rate 90.3% 88.7%
Outright fail rate 4.1% 5.0%
Median miles at test 4,231 16,028
MOT tests analysed 833 14,585
Most common failure lamps and reflectors lighting and signalling

First-time outcomes on normal tests, 2005–2025. "Most common failure" is the component group with the most recorded defects on failed tests. Read pass rates against test counts: a smaller sample is noisier. Source: DVSA anonymised MOT results.

See each bike's full report (trend, mileage curve, failure breakdown and rivals) on its own page.