KTM 390 Duke Series 2019 Owner's Manual page 242

24 SUBSTANCES
Fork oil (SAE 4) (48601166S1)
Standard/classification
–
SAE (
Guideline
–
Use only oils that comply with the specified standards (see specifications on the container) and that exhibit
the corresponding properties.
Gasohol 95 E20 (RON 95)
Standard/classification
–
Gasohol 95 E20 (RON 95)
Guideline
–
Only use super unleaded fuel that matches or is equivalent to the specifications.
–
Super unleaded fuel with an ethanol content of 19 to 20% is permissible.
Super unleaded (ROZ 95/RON 95/PON 91)
Standard/classification
–
DIN EN 228 (ROZ 95/RON 95/PON 91)
Guideline
–
Only use unleaded super fuel that matches or is equivalent to the specified fuel grade.
240
p. 244) (SAE 4)
Info
Do not use fuel made of methanol (e. g. M15, M85, M100).
Do not use fuel with less than 19% ethanol (e. g. E10).
Do not use fuel with more than 20% ethanol (e. g. E30, E85, E100).