There's no sensible answer to that, unless you decide what kind of bike and what kind of riding conditions you're interested in.
A single unassisted rider on a fairly normal looking bike on flat ground can do about 60 KMH, or 40 MPH.
Downhill Mountainbikers will easily do double that, as will riders in streamlined recumbents.
Riders drafting behind purpose-built sports cars on custom bikes can do four times that of the solo rider.
Y2k super bike is wold fastest bike
132.314 mph
Bullet bike is the fastest bike in mario kart wii.
A bike by itself doesn't go anywhere w/o a rider powering it, so talking about the fastest bike is fairly pointless. All things being equal, the rider is more important than the bike.
SS Mclaren at 230 mph
the ktm 250f is the best and fastest bike u can get
No, I think the Honda 650cc dirt bike is the fastest or a GP racing bike.
Dodge Tomahawk (Worlds Fastest Bike) 8.3L V10 engine producing 500HP! A Very Very Fast Bike.
bullet bike
The Torpedo/Spear (large bike) is the second fastest.
how fast a bike can you find
Hayabusa is the fastest bike.