How often do you change the primary oil in a Harley?

How often do you change the primary oil in a Harley?

While some may recommend having different intervals for all 3 components, we like to change the oil in all 3 every time we do a change, which is typically every 3000-4000 miles. Consult your owner’s manual for recommended numbers, but the fresher you keep the oil, the better the bike will run. May 13, 2020

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