Depends on gearing. I've known them to do a comfortable 75-80 MPH and seen some at 95-100
how fast can a 250cc quad go
how fast does 250cc Orion dirt bike go
top speed of 250cc motorbike about 100 mph
9000mph
medium speed
Really fast acceleration average top speed around 50
about 40 mph
90 mph
70
There's no such thing as a 250cc moped. A moped is a 50cc scooter with a top speed of 30mph restricted.
With stock gearing 250 SX is 72 mph
it will go 650 mphs