How Often You Change Your Motorcycle Oil. EDIT - just seen your other questions. Meanwhile if you dont ride your bike regularly you should change the motorcycle oil at least two times a year.
The motorcycle engine. You need to replace your motorcycle oil every 7000 to 10000 miles or at least once a year when you use synthetic oil. Some people suggest every year.
It is when the question of how often to change motorcycle comes up.
According to Motorcycle Cruiser the most general rule of thumb to follow for changing the oil in your motorcycle is that it should be done at least once a year. Some people suggest every year. Oil changes as per Owners manual every 5k Miles Tranny and Primary every 10K. The debate on dino vs synthetic is just that a debate.