KTM 390 Duke
Real ownership data from 3,361 UK 390 Duke motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common 390 Duke problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Suspension | dangerous | 1.8% |
| Brakes | dangerous | 1.6% |
| Chain and sprockets | dangerous | 1.6% |
| Controls and cables | major | 1.2% |
| Steering and head bearings | dangerous | 1.1% |
| Other | dangerous | 1.1% |
| Exhaust and emissions | major | 0.5% |
| Brake discs and pads | dangerous | 0.5% |
Advisories (wear noted but not failed) are excluded above; the most common is brake discs and pads.
390 Duke mileage and reliability by year
Use this to judge whether a specific bike is high or low mileage for its age.
| Year | Examples | Median mileage | Miles/year | First-time pass |
|---|---|---|---|---|
| 2026 | 90 | — | — | — |
| 2025 | 101 | — | — | — |
| 2024 | 228 | — | — | — |
| 2023 | 231 | 2,599 mi | 2,374 | 92.05% |
| 2022 | 280 | 4,038 mi | 1,250 | 87.17% |
| 2021 | 366 | 4,613 mi | 688 | 87.26% |
| 2020 | 307 | 4,394 mi | 629 | 86.83% |
| 2019 | 244 | 6,289 mi | 708 | 87.24% |
| 2018 | 514 | 6,621 mi | 780 | 87.67% |
| 2017 | 738 | 6,382 mi | 696 | 87.56% |
| 2016 | 55 | 5,084 mi | 564 | 91.67% |
| 2015 | 58 | 6,598 mi | 527 | 88.89% |
| 2014 | 44 | 6,188 mi | 302 | 89.29% |
| 2013 | 105 | 8,830 mi | 548 | 85.15% |
390 Duke questions, answered with data
What are the most common problems with the KTM 390 Duke?
Across 3,361 UK examples, the most frequently recorded MOT faults are suspension (1.8% of all recorded faults), brakes (1.6% of all recorded faults), chain and sprockets (1.6% of all recorded faults).
What is average mileage for a KTM 390 Duke?
The median KTM 390 Duke in the UK has covered 5,760 miles, and typically rides about 717 miles a year. Half of all examples fall between 2,954 and 9,373 miles.
Is the KTM 390 Duke reliable?
87.35% of KTM 390 Duke MOT tests are passed first time, with an average of 0.54 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 3,361 KTM 390 Duke motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.