Serial number
You can find your bike's serial number engraved on the handlebar post.
Battery serial number
You can find your battery's serial number on the flat side of the battery. It is printed on a white label and is usually located next to the battery warning label.
Engine serial number
You can find your engine's serial number through small windows on the largest gear on the rear wheel. You may need to turn the steering wheel several times to see the complete serial number.
