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

YAMAHA XT400

400cc Petrol Class 2
71.5%
first-time pass rate
15.3%
failed outright
34,706
median miles at test
144
MOT tests, 2005–2025

What fails on a XT400

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lighting and signalling
15 33.3
brakes
5 11.1
steering and suspension
5 11.1
body and structure
4 8.9
tyres and wheels
4 8.9
fuel and exhaust
3 6.7
reg plates and vin
3 6.7
suspension
2 4.4
tyres
2 4.4
steering
2 4.4

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 XT400 beats 0 of its 4 closest rivals (KAWASAKI ER5, SUZUKI GS500, SUZUKI AN400).

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 XT400.