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The new product is discount for sale During 2014 mid-autumn festival now, purchase to visit : www.proudsale.comKey Features:
The YZF-R1 garnered the prestigious award as the 2009 Motorcycle of the Year from Motorcyclist Magazine. The YZF-R1 was chosen for its MotoGP® - inspired engine and chassis technology, and for its luxurious fit and finish.
Back for 2011, the YZF-R1 is the only production motorcycle with a crossplane crankshaft. Crossplane technology, first pioneered in MotoGP® racing with the M1, puts each piston 90° from the next, with an uneven firing interval of 270° - 180° - 90° - 180° . This uneven order does an amazing thing… it actually lets power build more smoothly. That means smooth roll-on delivery out of the corners
