whine

Hi guys I'm a new owner of a 2008 Rocket love the bike but it has a whine coming from the clutch area. I know that the clutch basket is gear driven off the crank shaft, so would this be the cause? and if so would switching to maybe 20/50 oil help? I don't know what grade is in there now, but it...

I have been hearing - yes, through the helmet, over the wind and engine noise - a high pitched whining or hum when I'm banking in either direction at anything over 40MPH. It's pretty nerve wracking when leaning into a turn at 70+ and hearing this noise wondering if the tire is gonna make it...