Wave brake rotors front and rear, including a large 250mm front disc, reduce unsprung weight and provide excellent performance. Linkage-mounted rear shock provides 10.6 inches of travel with adjusters for compression damping, rebound damping and spring preload and features a large 14mm rod and 46mm cylinder for excellent damping and fade resistance. An aluminum steering stem reduces weight. A forged lower triple clamp and a cast upper one help give outstanding front-end feel. Cast aluminum crossmembers, extruded arms and a 22mm rear axle are carefully tuned for optimum handling.įully adjustable 46mm fork provides 10.6 inches of wheel travel. YZ/WR250-inspired semi-double-cradle frame uses a main frame of cast and forged aluminum sections, with high-strength steel downtubes forĮxcellent strength and rigidity characteristics.Īsymmetrical swingarm provides excellent strength/rigidity balance and a dynamic look. Tucked-in three-chamber muffler helps keep mass centralized and the bike quiet. A special light-action clutch makes shifting a snap. Six-speed gearbox provides a wide spread of ratios, with shower-type lubrication for reliability. Rare earth-type ACM alternator keeps the weight down while providing the current needed to run the FI and lighting systems.ĭirect ignition coil sits atop the spark plug, for a high-energy spark and reduced weight compared to conventional coils and high voltage spark plug wires-another first on a Yamaha on-off road model. The wet oil sump tucks between frame rails to keep the engine height down and minimize overall chassis size. Three-axis engine layout keeps the engine compact. High-lift cams have WPC surface treatment in which the surface is sprayed with fine powder at over 100 meters per second to increase surface hardness, improving durability and reducing friction losses. The system relies on input from a crank sensor, intake air pressure sensor and throttle position sensor feeding a compact ECU to provide optimum combustion.Īn ECU-controlled EXUP® exhaust valve, along with an electronic intake control valve, broadens the powerband for more responsive power. Pentroof combustion chamber with downdraft-type straight intake helps make excellent power across the rev band, with maximum power at 10,000 rpm.įirst use of fuel injection on a 250 Yamaha on/off-road bike. High-Tech Four-Stroke Powerplant 250cc liquid-cooled, DOHC engine with two titanium intake valves and two steel exhausts, forged piston and direct-plated cylinder for outstanding durability. With three-way adjustable suspension front and rear, the WR250R’s high-spec fork and shock allow the rider to tune the ride to match trail conditions and make the most of the light, nimble chassis.Ģ020 Yamaha WR250R Features and Benefits Not exactly an enduro model and not a pure streetbike either, the WR250R is for riders who ride off-road more than on, and are looking for extreme dirt capability right out of the box.įeaturing EFI and advanced lightweight engine internals, the WR250R isn’t just another detuned dual-sport, as Yamaha’s race- winning performance and track-tested development comes into focus with every twist of the throttle. The pinnacle of reliable performance dual purpose bikes, designed to continue the adventure when the road stops and the trail begins.Ģ020 Yamaha WR250R Key Featuresĭirectly descended from our YZ® motocrossers and WR® off-road machines, the WR250R™ is here to make Yamaha’s off-road prowess street accessible, with high-specification components and top-notch build quality rarely seen in the dual-sport segment. PT Barnum & 2023 Ducati Streetfighter V4 Lamborghini Circus 2023 Motorcycle Models.Extremely big crash on opening lap of Austrian MotoGP News.Taken out by another rider upsets Suzuki BSB Snetterton News.FIM EWC season finale: anniversary edition of the Bol d‘Or News.Aragon MotoGP opens demanding triple-header in Spain Japan and Thailand News.MotoAmerica AMA/FIM North American Road Racing season with gritty performances under trying circumstances News.2022 FIM Endurance World Championship season reaches climax News.National Hare & Hound Muley Run & GNCC Mountaineer Beckley Results News.final round of 2022 EWC 85th Bol d’Or 24-Hour in France News.New Emotional sound and cool design for BMW Big Boxer News.2021 Moto2 World Champion will contest FIM Superbike World Championship 2023 News.Dramatic final round of 2022 Yamaha R3 bLU cRU European Cup News.New BMW Motorrad Motorsport rider for FIM Superbike World Championship WorldSBK 2023 News.
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