A 111 cc dirt bike will go approximately 40 miles per hour. The exact maximum speed is dependent upon the manufacturer of the dirt bike.
50 mph to 80 mph it depends upon bike.
1 mph
90 mph
50 mph to 80 mph it depends upon bike.
30 to 45 mph
132.314 mph
up to 17 mph
Around 45 mph.
I think about 40 mph.
My son and me both have one and can get 50mph on dirt .
There is a range but typically around 25-30 mph
100 mph