BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ KTM/350 EXC-F SIX DAYS 17
Model report · 2005–2025

KTM 350 EXC-F SIX DAYS 17

350cc Petrol Class 2
#3601 of 5426 overall #156 of 230 KTMs #2295 of 2787 other bikes
79.9%
first-time pass rate
9.9%
failed outright
2,709
median miles at test
558
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2019–2025

The 350 EXC-F SIX DAYS 17's first-time pass rate has risen 5.7 points since 2019, 78.4% to 84.1%.

70%79%88%2019: 78.4% pass (51 tests)2020: 76.1% pass (88 tests)2021: 72.9% pass (96 tests)2022: 81.9% pass (94 tests)2023: 84.9% pass (86 tests)2024: 82.2% pass (73 tests)2025: 84.1% pass (69 tests)20192025

What fails on a 350 EXC-F SIX DAYS 17

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
lamps and reflectors
49 36 3.3×
suspension
26 19.1 4.9×
tyres
16 11.8 3.4×
brakes
11 8.1 0.3×
Identification of the vehicle
11 8.1 7.8×
structure and attachments
10 7.4 1.8×
wheels
6 4.4 14.9×
audible warning (Horn)
6 4.4 5.9×
steering
1 0.7 0.4×

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects. "vs all bikes" is how often this model's tests record a defect in the group, as a multiple of the all-bike rate.

How rivals compare

same type, similar capacity, high test volume

On first-time pass rate the 350 EXC-F SIX DAYS 17 beats 1 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 17.

Pass rate by registration year

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

Best year to buy used: 2017 (85.9% pass). Weakest: 2016 (77.0%).

75%81%88%2016: 77.0% pass (374 tests)2017: 85.9% pass (184 tests)20162017

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.

KTM 350 EXC-F SIX DAYS 17 FAQ

answers computed from the data above · terms in the glossary

Is the KTM 350 EXC-F SIX DAYS 17 reliable?

The KTM 350 EXC-F SIX DAYS 17 is less reliable than average for its class: 79.9% of its 558 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #3601 of 5426 models.

What does a 350 EXC-F SIX DAYS 17 fail its MOT on most?

lamps and reflectors — 36% of all defects recorded against failed 350 EXC-F SIX DAYS 17 tests.