BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ KTM/400 EXC 11
Model report · 2005–2025

KTM 400 EXC 11

393cc Petrol Class 2
#3932 of 5426 overall #180 of 230 KTMs #2487 of 2787 other bikes
77.9%
first-time pass rate
11.3%
failed outright
2,830
median miles at test
213
MOT tests, 2005–2025

What fails on a 400 EXC 11

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lighting and signalling
27 35.5
suspension
12 15.8
lamps and reflectors
10 13.2
steering and suspension
7 9.2
brakes
5 6.6
reg plates and vin
4 5.3
drive system
4 5.3
Identification of the vehicle
3 3.9
audible warning (Horn)
2 2.6
structure and attachments
2 2.6

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 400 EXC 11 beats 2 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 400 EXC 11.

Pass rate by registration year

how each model-year cohort fares · registration year from first use date

Best year to buy used: 2010 (78.4% pass). Weakest: 2011 (77.3%).

77%78%79%2010: 78.4% pass (116 tests)2011: 77.3% pass (97 tests)20102011

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.