New 2021 Yamaha YZ250 Mx Motorcycle

• Modern Styling: The 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 offer modern, aggressive styling —just like the 4-strokes.
• Lightweight Frame: A light aluminum frame houses the patented YPVS™-equipped ripper of an engine for an awesome power-to-weight ratio.
• Rider-Friendly Chassis: Ultra light weight means nimble handling and less fatigue.
• 270mm Front Brake: Large 270mm front disc brake coupled with high-performance pad material offers outstanding machine control and performance, plus exceptional stopping power and controllability.

Engine Features

• Two-Stroke Power: The 249cc liquid-cooled reed-valve-inducted two-stroke engine is lightweight, compact and features an incredibly wide, hard-hitting powerband.
• Yamaha Power Valve System: Patented YPVS™ combines crisp, hard-hitting bottom-end acceleration with strong midrange and eye-opening top-end.
• Advanced Carburetor: 38mm Keihin® PWK carburetor with power jet and throttle position sensor (TPS) provides precise fuel/air mixing and extra-crisp throttle response throughout the powerband.
• Race-Developed Intake: Special-design carbon fiber reed-valve petals improve the throttle response and engine performance across the entire rpm range.
• Close-Ratio Transmission: Smooth-shifting, five-speed, close-ratio transmission with heavy-duty, multiplate clutch.
• High-Capacity Radiator: Large-capacity radiator features a ten-row core with four louvers for maximum cooling efficiency.
• Digital Ignition: Digital CDI system delivers precise spark for faster, stronger response anywhere in the powerband.