Yamaha took the class-leading YZ450F and made it even better—more powerful, lighter, slimmer, with enhanced overall stability and more agility than ever! Introducing the all-new 2023 Yamaha YZ450F, because the best don’t rest. Every rider is different. When Yamaha built the new YZ450F it was designed so that you can customize its engine and chassis characteristics to suit different riding conditions. And this is all made possible by the latest Power Tuner app that can transform your bike’s performance without you even opening your toolbox.