The top speed is listed as 65MPH.
With the funky thumb throttle, it will go faster than you can safely hold on unless you are in a parking lot.
The first thing we do on ATVs around the ranch is to add a motorcycle twist grip throttle.
If you ever ride one with a twist grip throttle, you will know how funky and unsafe the thumb throttle really is and it way worse with kids and small hands.
Since is has a straight rear axle, it's ment to be a workhorse and not go fast except on smooth surfaces.