Suzuki and Kawasaki are top on the list.
you
ktm
No, I think the Honda 650cc dirt bike is the fastest or a GP racing bike.
no kawasaki is the fastest as i know
rm 65
Ktm 125sx
it depends, what brand is it
honda Husqvarna also makes a dirt bike!!!
The fastest dirt bike in stock is a Suzuki But most lots of people don't agree they normally think its the ktm that's all a opinion.
husquvarna
RX 2-stroke
Marcus deleon James Stewart