Here are some approximate top speed ranges for different types of 250 cc four wheelers:
* Sport ATVs: 45-65 mph
* Utility ATVs: 35-50 mph
* Youth ATVs: 20-30 mph
It is important to note that the speed of a four wheeler is not the only factor to consider when choosing a four wheeler. Other important factors include the rider's experience level, the intended use of the four wheeler, and the safety features of the four wheeler.