Yamaha WR tech info
Yamaha WR description
2013 Yamaha WR250R, The Yamaha WR250R is a direct descendent of the WR250F a rugged motorbike designed only for off road. Unlike its sibling the WR250R has a more serene character and can be used without problems for both street and dirt riding.The first street legal Yamaha WR250R was launched in 2008 and since then it continued to impress the dual purpose bike lovers with its superior performances.After four years, the WR250Rs design remained almost unchanged and all you get for 2013 is a new set of graphics. Help the bike deal with harsh terrains with poise, Yamaha gave it a special asymmetrical swingarm which comes with cast aluminum crossmembers, extruded arms and a 22mm rear axle. Furthermore a fully adjustable 46mm fork provides 10.6 inches of wheel travel.The bike features a competent alloy chassis which is combined with a reliable 250 cc liquid-cooled DOHC engine. The engine is combined with two titanium intake valves and two steel exhausts.250cc liquid-cooled, DOHC engine with two titanium intake valves and two steel exhausts, forged piston and plated cylinder for outstanding durability.Pentroof combustion chamber with downdraft-type straight intake helps make excellent power across the rev band, with maximum power at 10,000 rpm.First use of fuel injection on a 250 Yamaha on/off-road bike. 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.An ECU-controlled EXUP exhaust valve, along with an electronic intake control valve, broadens the powerband.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.Three-axis engine layout keeps the engine compact. Wet sump tucks between frame rails to keep the engine height down.Rare earth-type ACM alternator keeps the weight down while providing all the current needed to run the FI and lighting systems.Direct ignition coil sits atop the spark pluganother first on a Yamaha on-off road model.Six-speed gearbox provides a wide spread of ratios, with shower-type lubrication for reliability. A special light-action clutch makes shifting a snap.Tucked-in, three-chamber muffler helps keep mass centralized and the bike quiet.Electric start only: Leaving off the kickstarter keeps it light and simple.
Yamaha WR for Sale
- 2013 yamaha wr450f (US $)
- 2014 yamaha wr450f (US $)
- 2013 yamaha wr250 f ($6,990)
- 2013 yamaha wr250 f ($5,794)
- 2013 yamaha wr250r ($5,999)
- 2014 yamaha wr250r ($5,999)
Moto blog
Buy Kini Red Bull Gear, Support Wings For Life
Wed, 05 Mar 2014Unfortunately, spinal cord injuries occasionally happen when something goes tragically wrong on a motorcycle. Former 250cc Motocross World Champion Heinz Kinigadner and Red Bull have teamed up to create the Kini Red Bull Collection of high-end MX gear. Proceeds from each sale directly benefits the Wings For Life Foundation, whose mission is to find a cure for spinal cord injuries.
Yamaha Announced As AMA EnduroCross Premium Sponsor
Thu, 24 Apr 2014Yamaha Motor Corp. U.S. has just announced it will support the GEICO AMA EnduroCross Championship for 2014.
2014 AMA Supercross – Toronto Results
Mon, 24 Mar 2014James Stewart captured his series-leading fourth AMA Supercross 450 class win of the season, giving him sole possession of second place on the overall career wins list ahead of Ricky Carmichael and behind Jeremy McGrath. The win also helped Stewart gain some ground on points leader Ryan Villopoto who suffered from a bout of food poisoning. Villopoto was examined at a Toronto hospital and released in time for the opening ceremonies.
Yamaha WR by State
| Yamaha WR by City
| Yamaha WR by Color
|