How fast does a 125cc 4 stroke Yamaha ATV go?

A 125cc 4-stroke Yamaha ATV typically has a top speed of around 30 to 40 miles per hour, depending on the specific model and its design features. Factors such as rider weight, terrain, and the ATV's gearing can also influence its speed. These vehicles are generally designed for youth and beginner riders, emphasizing safety and control over high-speed performance.