2021 Ktm 790 Adventure R Recalls
No NHTSA recalls on record for the 2021 Ktm 790 Adventure R. That means NHTSA has no open safety campaign for this vehicle — it does not guarantee the absence of problems. Owners have filed 37 complaints with NHTSA, most often about the engine. Last updated July 5, 2026.
Complaints by component
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.
“I recently discovered that the brake light does not activate when applying the front brake lever. I became aware of the issue only after noticing that the motorcycle’s cruise control system would no longer engage. Upon researching the cruise control malfunction, I found numerous reports from…”
“I recently discovered that the brake light does not activate when applying the front brake lever. I became aware of the issue only after noticing that the motorcycle’s cruise control system would no longer engage. Upon researching the cruise control malfunction, I found numerous reports from…”
“I recently discovered that the brake light does not activate when applying the front brake lever. I became aware of the issue only after noticing that the motorcycle’s cruise control system would no longer engage. Upon researching the cruise control malfunction, I found numerous reports from…”
“The valve train of my bike failed and left me stranded in the woods. There were no signs or warnings beforehand. After further research online, I found that this issue has been happening quite a bit. Luckily it happened to me while my bike was parked. The issue is the valve train is wearing out…”
“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…”
“Good day to whoever is reading! I've recently discovered that my brake light does not turn on on my bike no matter what brake I use front or rear. Only way it works if I push brake really hard, like way beyond regular or emergency braking. I've found similar issues online and people pointing on…”
“Good day to whoever is reading! I've recently discovered that my brake light does not turn on on my bike no matter what brake I use front or rear. Only way it works if I push brake really hard, like way beyond regular or emergency braking. I've found similar issues online and people pointing on…”
“I have checked the cam shafts condition at only 3900 miles since there are a lot of people with the same motorcycle mentioning this issue and there is an unsuspected wear starting to happen. Motorcycle always ran on recommended motorex oil and air filter was maintained as it should be.”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2021 Ktm 790 Adventure R as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.