BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ KTM/350 EXC-F SIX DAYS 18
Model report · 2005–2025

KTM 350 EXC-F SIX DAYS 18

350cc Petrol Class 2
#2515 of 5426 overall #90 of 230 KTMs #1579 of 2787 other bikes
84.9%
first-time pass rate
6.1%
failed outright
2,322
median miles at test
311
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2021–2025

The 350 EXC-F SIX DAYS 18's first-time pass rate has fallen 6.4 points since 2021, 88.2% to 81.8%.

80%85%90%2021: 88.2% pass (68 tests)2022: 84.1% pass (63 tests)2023: 87.7% pass (57 tests)2024: 84.0% pass (50 tests)2025: 81.8% pass (44 tests)20212025

What fails on a 350 EXC-F SIX DAYS 18

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lamps and reflectors
11 25.6
suspension
8 18.6
Identification of the vehicle
7 16.3
structure and attachments
5 11.6
audible warning (Horn)
5 11.6
steering
2 4.7
brakes
2 4.7
tyres
2 4.7
wheels
1 2.3

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 350 EXC-F SIX DAYS 18 beats 2 of its 4 closest rivals (SUZUKI AN400, SUZUKI DR-Z400S, YAMAHA RD350).

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 350 EXC-F SIX DAYS 18.

Pass rate by registration year

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

Best year to buy used: 2017 (87.4% pass). Weakest: 2018 (79.8%).

78%84%89%2017: 87.4% pass (207 tests)2018: 79.8% pass (104 tests)20172018

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.