If the vibration is nearly constant, and at a specific speed, though, tire balancing is the most likely suspect. You See ...

[XenonJohn] wrote in to let us know about updates and a recent test drive of an Electric Self-Balancing One-wheeled Motorcycle ... has a super fat kite-surfer wheel, a front crash skid with ...

It doesn’t take the place of balancing, but typically ... return it to the blocks and with heavy motorcycle boots, straddle and step onto the tire, around the rims of both sides, to flex and ...