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  1. Service and Maintenance
    Recently bought a 2021 Duke 390. I was under the impression that the first service should be around 600 miles. When I crossed the 100 mile mark on the bike the red line jumped from 6k to 10k RPM and the service light came on. Is this normal or something I should look into? Thanks!
  2. KTM 390 Adventure Engine And Technical Discussion
    Does anybody know what is the healthiest rev range for the 390 engine? By “healthiest” I mean the range of RPMs where there is minimal strain on the engine parts. For example, riding with rpm that is too low puts a high strain on the engine components because it’s too hard for it to spin the...
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