I very rearly ride mine in slow town traffic...
But I find use lower gears keep the revs up...
high gear / low revs is when you get the worst
surging..

I run 14/48 gearing.... 4500rpm @100kmph
500 revs more than standard gearing..

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Harley Davidson..
The easyest way to turn gasoline into noise with out the side efect of horse power...