First test: On board the all-new 2021 Yamaha YZ250F

It’s a big year for Yamaha as the company celebrates its 65th year. And that celebration is focused on the YZ250F which has had every component redesigned. It’s designed to have more power from the mid-range to the top end through the use of a new exhaust camshaft with a revised profile, new fuel injection settings, a new longer silencer, updated ECU and improved water pump impeller. And the intake system is completely new. A redesigned airbox, means goodbye to the old school inlet funnel. The airbox has a