Model report · 2005–2025
KTM 350 SX-F
350cc
Petrol
Class 2
78.1%
first-time pass rate
15.6%
failed outright
322
median miles at test
128
MOT tests, 2005–2025
What fails on a 350 SX-F
failure defects by component group · advisories excluded
| Component group | Share of defects | Defects | % of defects |
|---|---|---|---|
| suspension |
|
11 | 22.4 |
| tyres |
|
10 | 20.4 |
| tyres and wheels |
|
6 | 12.2 |
| lighting and signalling |
|
5 | 10.2 |
| reg plates and vin |
|
4 | 8.2 |
| audible warning (Horn) |
|
4 | 8.2 |
| brakes |
|
3 | 6.1 |
| structure and attachments |
|
3 | 6.1 |
| Identification of the vehicle |
|
2 | 4.1 |
| driving controls |
|
1 | 2 |
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 SX-F beats 1 of its 4 closest rivals (SUZUKI AN400, SUZUKI DR-Z400S, YAMAHA RD350).
SUZUKI
AN400
86.2% pass · 27.1k tests
SUZUKI
DR-Z400S
80.4% pass · 26.8k tests
YAMAHA
RD350
86.3% pass · 19.6k tests
KAWASAKI
ZXR400
73.1% pass · 14.2k 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 350 SX-F.
Pass rate by registration year
how each model-year cohort fares · registration year from first use date
Best year to buy used: 2011 (81.5% pass). Weakest: 2011 (81.5%).
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.