.Some use Auto trans oil for cars.Others run 10w30 or 10w40 but made for motorcycles/wet clutches.DO NOT USE regular motor oil.

Search the thread as far as what to use for Trans oil or look in the manual.Also depends on what temp your riding in.
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rainman is the only person that answered the question fairly.

4 stroke motorcycle oil is for gearboxes with multiplate wet clutches. ---

-- explain to me how it is not exactly correct please. i have had this conversation twice before. im allready loosing my temper.

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