WR250F

WR250F

THE ULTIMATE OFF‑ROADER.

Description

The DNA of the 2‑straight MX & SX Champ YZ250F in a light, great handling machine perfect for tight trails and woods.

TOP FEATURES

  1. Competition Ready
    Revolutionary rearward slanted, liquid-cooled, DOHC 4-stroke power plant with 4 titanium valves based on the YZ250F™, with an added sixth gear and wide ratio transmission, among other modifications, make it perfect for Enduro competition.
  2. Nimble Chassis
    The same bilateral beam frame that is found on the championship winning YZ250F is used on the WR250F™. It places the engine and fuel tank close to the center mass of the bike for extremely light and nimble handling character.
  3. Fuel Injection
    A Keihin® 44mm throttle body fuel injection system is tuned for Enduro riding ensures smooth throttle response and easy starting in nearly all conditions. Plus the electric start button reduces rider fatigue.
  4. Advanced Suspension
    Industry leading fully-adjustable KYB® spring-type forks with speed sensitive damping and a KYB® rear shock, each tuned with Enduro Specific settings.
  5. Enduro- Specific Features
    With a 2 gallon fuel tank, multi-function Enduro computer, 18-inch rear wheel, O-ring chain, skid plate and Enduro spec tires, the WR250F is ready to win right out of the box.

FEATURES & BENEFITS

NEW FOR 2018

New Engine
With a new cylinder head, piston, camshafts, transmission internals, ECU settings and a range of other internal updates, the 2018 WR250F features improved power delivery and enhanced durability derived straight from Yamaha's racing team development.

New Frame
The 2018 WR250F features the same advanced frame as the YZ250F motocrosser, including new engine mounts, to revise the rigidity balance and improve rider feedback.

Racing-Derived Updates
For 2018, the WR250F receives a range of updates developed from the YZ250F and FX racing models, including new tires and revised suspension tuning, featuring a new fork seal wiper for durable sealing in the toughest conditions.

ENGINE

Unique Engine Tuning
The revolutionary, rearward slanted, high-performance liquid-cooled 4-stroke, 4-valve, fuel-injected engine has been tuned for enduro riding.

Fuel Injection
The fuel injection system uses 3-D mapped electronic control for the injection of fuel and ignition timing that are optimized for the challenges of enduro riding.

6-speed Gearbox
A 6-speed wide-ratio transmission is used to improve traction in all types of conditions.

Electric Start
Push button electric start makes starting the WR250F easy and convenient.

Race-Ready Cooling
YZ-based radiators feature an electric fan, ensuring stable cooling performance in tight and slow riding conditions.

CHASSIS/SUSPENSION

Robust Aluminum Frame
An all-aluminum bilateral beam frame similar to the YZ250F provides strength, lightness and durability for all riding conditions.

Lightweight Subframe
Removable aluminum rear subframe constructed of square-section tube for reduced weight.

Advanced Suspension
Industry favorite fully adjustable KYB® spring-type forks with speed sensitive damping with Kashima Coat™ and a KYB® rear shock, also with Kashima Coat™ and featuring a large 50mm piston. Both the forks and rear shock are tuned specifically for Enduro riding.

Purpose-Built Tires
Special Enduro spec tires are used to maximize traction while delivering excellent wear.

ADDITIONAL FEATURES

Full-Featured Instrumentation
An onboard Enduro computer is standard and features speedo, odometer, average speed, clock and more.

Practical Touches
The WR250F features a headlight, taillight and skid plate. A side stand is standard for added rider convenience.


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 Yamaha Fuel Injection (YFI) Keihin® 44mm
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 single disc brake, 270mm
Brakes / Rear Hydraulic single disc brake, 245mm
Tires / Front Dunlop® MX3S 80/100-21
Tires / Rear Dunlop® MX3S 110/100-18
L x W x H 85.2 in x 32.5 in x 50.4 in
Seat Height 38.0 in
Wheelbase 57.7 in
Rake (Caster Angle) 26.33°
Trail 4.5 in
Maximum Ground Clearance 12.8 in
Fuel Capacity 2.0 gal
Wet Weight 258 lb
Warranty 30 Day (Limited Factory Warranty)
Team Yamaha Blue