Yes, we know the 2018 Yamaha YZ250FX is designed to be an off-road racing motorcycle intended for AMA Hare Scrambles and GNCC competition.

Last time we tested the YZ250FX, we raced it and found it to be an impressive mount after some light modifications. This time, the YZ250FX gets put to the test as a trail bike for the rider who demands serious performance, even when riding for pleasure.

Although it is a race-ready motorcycle, the 2018 Yamaha YZ250FX is fully usable at less than race pace. The motor, while derived from the YZ250F motocrosser, has an off-road powerband that is more easily controlled. A wide-ratio six-speed transmission adds to the off-road flexibility of the motor.
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Read full post here:
https://ultimatemotorcycling.com/2018/12/30/2018-yamaha-yz250fx-review-off-road-magic/