2013 YAMAHA YFZ, Designed to dominate the race track, the YFZ450R is sure to draw many checkered flags. With a wide-track chassis and long travel suspension, the YFZ450R provides incredible stability, confidence and control. The powerful five-valve 449 cubic centimeter race engine is fuel injected with many components developed from our motocross bikes including the cylinder, cylinder head, cams and crank designs. The engine is cradled by a hybrid aluminum chassis for optimized strength and rigidity, making the YFZ450R the most capable racer we've ever developed.
2014 YAMAHA YFZ, Conquer Dirt Take a look at a typical ATV race track and it will be rife with the YFZ450R. That wont change for this year, because weve stepped it up again. A host of improvements, a slipper clutch and new air induction system among them, keep the YFZ450R on the top step of the podium.