How fast does a 4stroke 125cc go?

A 4-stroke 125cc motorcycle typically reaches speeds between 60 to 80 mph (96 to 128 km/h), depending on factors such as the bike's weight, design, and gearing. Performance variations can also occur based on the rider's skill and the riding conditions. Generally, these bikes are popular for their balance of power and efficiency, making them suitable for both beginners and experienced riders.