KTM 790 Adventure R Problems by Model Year
NHTSA recorded 49 consumer complaints across the 5 model years of the KTM 790 Adventure R (2019–2023) that have at least 5 complaints. 2021 has the most, with 22. Across all years, the part named most often is engine (19 mentions). Pick a model year below to see its parts, mileage, recalls and service bulletins.
All 790 Adventure R model years
Years with fewer than 5 complaints are not listed. The score compares years of the same model, allowing for the era and for how long each year has collected complaints: 50 is a typical year, lower means fewer complaints. It is not adjusted for sales volume.
| Year | Complaints | Median mi | Recalls | TSBs | Score (50 = typical) | Trend |
|---|---|---|---|---|---|---|
| 2023 | 5 | — | 0 | 0 | — | Too new |
| 2022 | 8 | — | 0 | 0 | — | Not enough data |
| 2021 | 22 | — | 0 | 0 | — | Falling |
| 2020 | 6 | 1,000 | 2 | 6 | — | Not enough data |
| 2019 | 8 | 3,030 | 2 | 7 | — | Not enough data |
Parts named most often, all years
Counts add up complaint mentions across the listed years. A complaint can name several parts.
- Engine19 26%
- Brakes15 21%
- Fuel system14 19%
- Electrical system7 9.6%
- Other or unknown6 8.2%
- Transmission and drivetrain5 6.8%
- Exterior lighting5 6.8%
- Vehicle speed control2 2.7%
Example complaints
One per model year, chosen for length and detail. Personal details are removed. They are consumer reports, not findings.
2019: “My bike has had and still does have multiple problems shock failed twice, rear brake hose melted and made brakes unusable while I was on a trip in mexico front brakes experienced pulsating sensation that progressively got worse, Ktm replace the brake rotors and front wheel hub, the counter shaft sprocket leaked oil, Ktm repaired it, but it's leaking again, the engine uses a quart of oil every 150 miles a bolt on the steering head broke while I was riding causing a loose sensation in the steering”
NHTSA complaint #11382801, filed 2020-12, 10,000 miles2020: “The fuel tank is not venting properly and gas sprayed into my eyes and upper body when I checked to see what caused a very high pitch whine while stopped after riding for one hour.”
NHTSA complaint #11325481, filed 2020-05, 100 miles2021: “I have had three separate incidences of the either the front or rear brake sensor switch failing which requires replacement. It causes the brake light to not function. I do have one of the three switches for inspection. It has been confirmed by a mechanic. As it is out of warrantee there has been no manufacturer inspection. There is no indication that it is not working other than cruise control will not turn on.”
NHTSA complaint #11667944, filed 2025-06Other KTM models
37 complaintsKTM 690 Duke
29 complaintsKTM 790 Adventure
23 complaintsKTM 390 Adventure R
12 complaintsKTM 950 Supermoto
8 complaintsKTM 1290 Super Duke R
6 complaintsKTM 390 Adventure
6 complaintsKTM 1190 Adventure
5 complaints
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate. Methodology