New 2026 Yamaha YZ450F

With its advanced chassis and rider-focused ergonomics, the YZ250FX is lighter, sharper and more agile than ever. The perfect weapon for carving up cross country courses.

Features may include:

Advanced 250cc Four-Stroke Engine

The compact, powerful YZ250FX engine includes all the same race-developed technologies of the championship-winning YZ250F, tuned for cross country performance. Featuring a high-spec piston, aggressive cam profiles and forward positioned intake cylinder head layout, the YZ250FXs advanced four-stroke engine is known for its broad, useable powerband and class-leading low-end and mid-range torque.

Innovative Yamaha Power Tuner App

Yamahas industry-leading Power Tuner App puts the flexibility and precision tunability of the GYTR Power Tuner into your smartphone. Make fueling and ignition timing changes on the app, then instantly upload them to your bike for ultimate track-side tuning. Features include an intuitive Simple Tuning slide bar for engine mapping, four-level Traction Control and Launch Control tuning, a lap timer, along with helpful engine and suspension tuning guides. Best of all, its free-of-charge.

Advanced Aluminum Bilateral Beam Frame

The advanced aluminum bilateral beam frame based on the class-dominating YZ250F motocross model provides just the right amount of strength and flex for the perfect balance of stability and cornering performance. The result is a better handling machine with lighter feel, more agility and increased traction, allowing the rider to charge corners with greater confidence.

Class-Leading Suspension

Fully adjustable KYB coil spring-type fork with speed-sensitive damping delivers exceptional balance between handling and bump absorption for championship-winning performance. The fork includes a hand-adjustable knob for toolless compression adjustment. Linkage-type rear suspension features a KYB shock with revised settings to provide less pitch on corner entry/exit and improved stability.