2018 YZ250FX TOP FEATURES 1 . Innovative Hare Scramble/GNCC Scramble/GNCC® ® Engine Design Based on the championship-winning YZ250F™, featuring Yamaha’s revolutionary rearward slanted, liquid-cooled, DOHC 4-stroke power plant with forward-positioned straight downdraft symmetrical intake, and with an added sixth gear and wide ratio transmission, the YZ250FX™ is an “out-of-the-box” Hare Scrambles/GNCC® competition machine. 2 . H i g hh-- S p e c E n g i n e The engine is based on the 2017 YZ250F, and includes all the same race-winning features: an updated cylinder head, lightweight forged, two-ring, flat-top piston; a shorter, more durable piston pin with diamond like carbon (DLC) coating; a revised piston oil jet, and advanced connecting rod, crankshaft, and counterbalancer designs. Together, the result is improved peak power, power delivery and overall durability. 3 . 6 - Speed Transmission A wide-ratio 6-speed transmission is used to insure the right gear is available for the wide variety of terrain found in cross-country racing. 4 . Tuned Chassis Nearly the same bilateral beam frame that is found on the championship winning YZ250F is used on the YZ250FX. The forged section at the swingarm pivot and engine mounting brackets help develop nimble lightweight feeling in the tight technical terrain while still providing stability in fast sections. 5 . Advanced Suspension Industry-leading, fully adjustable KYB® spring-type fork with speed sensitive damping features revised valving for improved suspension feel and balance. The linkage type rear suspension features a KYB rear shock with settings optimized for cross country racing. Team Yamaha Blue $7,999 MSRP Manufacturer's Suggested Retail Price (MSRP) shown. Does not include tax, title, prep or destination charges. Actual prices set by dealer. 6 . Cross Country Features With the electric starting system, a 2-gallon fuel tank, rugged plastic skid plate, 18-inch rear wheel and XC racing tires, the YZ250FX is ready to win right out of the box. 2018 FEATURES & BENEFITS YZ250FX ADDITIONAL FEATURES GYTR® Power Tuner Ready Accessory GYTR Power Tuner lets owners adjust air/fuel mixture and ignition timing maps to match engine performance characteristics to the rider and race conditions in a matter of seconds with the push of a few buttons. SPECIFICATIONS: Engine Type 250cc liquid-cooled DOHC 4-stroke; 4 titanium valves Bore x Stroke 77.0mm x 53.6mm Compression Ratio 13.5:1 Fuel Delivery Keihin® fuel injection, 44mm Ignition TCI: Transistor Controlled Ignition Transmission Wide-ratio constant-mesh 6-speed; multiplate wet clutch Final Drive O-ring chain Suspension / Front KYB® spring-type fork with speed sensitive damping; fully adjustable, 12.2-in travel Suspension / Rear KYB® single shock; fully adjustable, 12.5-in travel Brakes / Front Hydraulic disc, 270mm Brakes / Rear Hydraulic disc, 245mm Tires / Front 90/90-21 Dunlop® AT81F Tires / Rear 110/100-18 Dunlop® AT81 LxWxH 85.2 in x 32.5 in x 50.4 in Seat Height 38.0 in Light and Strong Aluminum Frame An all-aluminum bilateral beam frame similar to the YZ250F provides strength, lightness and durability for race conditions, and comes stadard with a rugged plastic skid plate. Wheelbase 57.7 in Rake (Caster Angle) 26.3° Trail 4.5 in Advanced Suspension Industry favorite KYB® fully adjustable spring-type forks with speed sensitive damping and Kashima Coat™ and a KYB® rear shock, also with Kashima Coat™ and featuring a large 50mm piston. Both the fork and rear shock are tuned specifically for cross country racing, with fork seals designed for improved durability in harsh conditions. Ground Clearance 12.8 in Fuel Capacity 2.0 gal Wet Weight 249 lb Warranty 30 Day (Limited Factory Warranty) Color Team Yamaha Blue ENGINE Unique Engine Tuning The revolutionary, rearward slanted, high-performance liquid-cooled, 4-stroke, 4-valve, fuel-injected engine has been tuned to challenge for race victories in the highly competitive GNCC® and Hare Scrambles race series. — Mass-Centralized Powerplant The position of the engine moves the rotational mass of the cams towards the center of the bike which allows for a straight shot, down draft intake and straight exhaust port for maximized engine performance. Additional, this layout keeps the air box up high, out of dust and mud/water. — Fuel Injection The fuel injection system uses 3D mapped electronic control for the fuel and ignition timing that are optimized for cross-country racing. — 6-Speed Gearbox A wide-ratio 6-speed transmission is used to insure the right gear is available for the wide variety of terrain found in cross-country racing. — Electric Start Push button electric start makes starting the YZ250FX easy and convenient. — Practical Touches Quick-adjust clutch, wide 55mm platform footpegs, four-position rubber- mounted handlebar clamps, aluminum handlebars, and a side stand are standard for added rider convenience. The YZ250FX is also pre-wired for an optional radiator fan for the most grueling conditions. — Easy Servicing The air cleaner cover helps prevent contact with the quick-release quarter-turn Dzus® air box fasteners for tool-less access to the air filter. Thanks to a WR®-style fuel level sensor in the tank, the YZ250FX includes a convenient fuel level along with an engine warning indicator on the handlebar. — Sealed O-ring Chain High-quality O-ring chain is tough and durable. yamahamotorsports.com For Accessories, visit shopyamaha.com CHASSIS/SUSPENSION — — Purpose-Built Tires Special cross-country racing Dunlop® AT81 tires are used to maximize traction while delivering excellent wear. — 270mm Front Brake Large 270mm front disc brake coupled with high-performance pad material offers outstanding machine control and performance, with exceptional stopping power and controllability. Specifications subject to change without notice. This document contains many of Yamaha's valuable trademarks. It may also contain trademarks belonging to other companies. Any references to other companies or their products are for identification purposes only, and are not intended to be an endorsement. © 2017 Yamaha Motor Corporation, U.S.A. All rights reserved. *** Wet weight includes the vehicle with all standard equipment and all fluids, including oil, coolant (as applicable) and a full tank of fuel. It does not include the weight of options or accessories. Wet weight is useful in making real real--world comparisons with other models.
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