You just serve as an air brake. As long as you're holding on it's not that big a deal on a sport bike. It sure helps with braking distance though since you ca

You just serve as an air brake. As long as you're holding on it's not that big a deal on a sport bike. It sure helps with braking distance though since you can counter the lift of the rear should you need to emergency brake from such speeds. Source: individual who has ridden liter bikes > 180MPH many times.