Model report · 2005–2025
KAWASAKI KLX450
449cc
Petrol
Class 2
80.8%
first-time pass rate
9.6%
failed outright
3,567
median miles at test
198
MOT tests, 2005–2025
What fails on a KLX450
failure defects by component group · advisories excluded
| Component group | Share of defects | Defects | % of defects |
|---|---|---|---|
| lighting and signalling |
|
17 | 29.8 |
| brakes |
|
12 | 21.1 |
| lamps and reflectors |
|
6 | 10.5 |
| steering and suspension |
|
4 | 7 |
| tyres and wheels |
|
4 | 7 |
| driving controls |
|
4 | 7 |
| reg plates and vin |
|
4 | 7 |
| suspension |
|
3 | 5.3 |
| Identification of the vehicle |
|
3 | 5.3 |
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 KLX450 beats 0 of its 1 closest rivals (HONDA CRF450).
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 KLX450.
Pass rate by registration year
how each model-year cohort fares · registration year from first use date
Best year to buy used: 2008 (82.0% pass). Weakest: 2008 (82.0%).
First-time pass rate by the year each bike was first registered (cohorts with ≥ 50 tests). Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.