The new range of production Yamaha YZ, WR (Enduro) and junior TT-R and PW bikes have recently been introduced and boast some key upgrades to the quintessential motocross line. Yamaha has got a high-performance chassis that offers YZ four-stroke riders of both, Yamaha YZ450F and Yamaha YZ250F, a real competitive advantage in tight corners by centralizing mass and shaving weight.



The two Yamaha YZ four-stroke bikes will be available in both blue and white with Yamaha's racing graphics. New black wheel rims add to a stylish and fresh image for the potent YZs. The latest Yamaha YZ450F is now equipped with revised suspension settings. Running with a new ultra light swingarm. as well as a lighter rear hub and stiffer rear axle, the '09 bike has reduced unsprung weight and revised rigidity balance.