What is yz450f top speed?

The top speed of a Yamaha YZ450F can vary depending on a number of factors such as rider weight, terrain, and modifications to the bike. Typically, the YZ450F has a top speed of around 87-96 mph (140-155 km/h). Some riders have reported achieving speeds of over 100 mph (160 km/h) with modifications to the bike. It is important to note that reaching such high speeds on a motocross bike like the YZ450F can be dangerous and should only be done in controlled environments.