KAWASAKI KXF450

449cc Petrol Class 2

79.5%

first-time pass rate

12.9%

failed outright

1,492

median miles at test

171

MOT tests, 2005–2025

What fails on a KXF450

failure defects by component group · advisories excluded

Component group	Defects	% of defects
tyres and wheels	14	23.3
brakes	9	15
lamps and reflectors	8	13.3
lighting and signalling	8	13.3
reg plates and vin	5	8.3
tyres	4	6.7
steering and suspension	4	6.7
fuel and exhaust	4	6.7
wheels	2	3.3
drive system	2	3.3

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 KXF450 beats 2 of its 4 closest rivals (KAWASAKI ER5, YAMAHA XV535, SUZUKI GS500).

KAWASAKI ER5 77.4% pass · 53.1k tests YAMAHA XV535 82.7% pass · 48.1k tests SUZUKI GS500 76.4% pass · 44.9k tests SUZUKI AN400 86.2% pass · 27.1k tests

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 KXF450.