Summary: Get all your detailed 2020 Yamaha YZ450F information right here. Let Keefer walk you through the new YZ450F as he breaks down the engine character, suspension comfort, chassis feel, as well if this new blue machine is better than its predecessor. Also, Keefer will walk you through how Yamaha got to this point and gives you some back story on some of the important people in the R&D department at Yamaha.
