2018 Timbersled YZ450FJW, Call today (970)879-5138 2018 Yamaha YZ450F YOU AND YOUR BIKE - CONNECTED AS ONE. All-New from the ground up, the YZ450F incorporates electric start, exclusive smartphone app power tuner, new engine, new frame, new slim styling and revised settings to the already industry-best suspension. Features may include: All-New Machine for 2018 With an all-new engine, new frame, new bodywork and more, the 2018 YZ450F is ready to take the MX open class to a whole new level. So pick your view for 2018: behind the handlebar of YZ450F, or well behind the rear fender. All-New Power Tuner App Yamaha breaks new ground with the new Power Tuner app, putting the flexibility and precision tunability of the GYTR® Power Tuner into your smartphone. Make fueling and ignition timing changes instantly and upload them to the bike via the onboard WiFi system for the ultimate in track-side tuning. Electric Starter System Utilizing a compact starter motor and ultra-lightweight lithium battery, the YZ450F brings the convenience of push-button starting to the racetrack, for effortless restarts under pressure, and relaxed riding when the clock isn t ticking. New Engine An updated cylinder head, piston, cam profiles, cylinder geometry and much more work together to give YZ450F riders the best balance of open-class power with controllability. New Frame Yamaha s bilateral beam frame features new main spars, engine mounts and engine mounting position to further centralize mass and provide an ideal balance between cornering feel and straight-line rigidity. Class-Leading Suspension Yamaha continues to use spring-type forks with refined, speed-sensitive damping to give industry-leading suspension performance straight out of the box. 2018 brings updated settings to match the updated frame and engine layout.