http://www.yamaha-motor.com/sport/products/modelfeatures/30/0/features.aspx * A light aluminum frame housing a patented YPVS® Power valve-equipped ripper of an engine results in an awesome power-to-weight ratio.
* The YZ250 is ready to race out of the crate, complete with a ProTaper® aluminum handlebar, titanium footpegs, gripper seat, and Excel rims.
* Owning a Yamaha 2-stroke is less expensive to maintain.