Innovative Engine Design: A liquid-cooled, DOHC 4-valve, fuel-injected engine with forward-positioned downdraft intake delivers class leading engine power, updated for 2017 to further improve top-end power. This engine design allows for unmatched mass centralization, concentrating the motorcycle's key components—engine, fuel tank and exhaust system—toward the center of the motorcycle achieving light and nimble handling performance.Updated Transmission: New gear dogs, revised gear tooth designs and a host of smaller changes create a smoother overall transmission with improved shifting, as well as a stronger overall powertrain for improved durability.Bilateral Beam Aluminum Frame: A Yamaha's renowned bilateral beam aluminum frame features compact overall dimensions that balance minimal weight with the strength and rigidity needed for race-winning performance. This frame features a new forged section at the swingarm pivot, and engine mounting brackets for tuned responsiveness, handling and unmatched lightweight feeling.
Top FeaturesModern Styling: Modern, aggressive styling, including front fender, front number plate, radiator shrouds, side number plates, air box, rear fender, fork guards, as well as the rear brake disc protector, rear brake caliper protector and wider foot pegs—just like the 4-strokes.Lightweight Frame: A light aluminum frame housing a patented YPVS-equipped ripper of an engine results in an awesome power-to-weight ratio.Rider-Friendly Chassis: Ultra light weight means nimble handling with less fatigue.New 270mm Front Brake: Larger 270mm front disc brake coupled with new pad material offers outstanding machine control and performance, with exceptional stopping power and controllability.
Motorcycles Motocross DX4609520548130199739408 DX1 . 2017 Yamaha YZ250 the KING OF MX 2-STROKES Nothing beats a YZ250 for pure lightweight two-stroke performance combined with Yamaha reliability and durability...