2015 Yamaha WR450F, THE ULTIMATE COMBINATION: YZ250F STYLE CHASSIS WITH 450FI POWER - THE ULTIMATE COMBINATION: YZ250F STYLE CHASSIS WITH 450FI POWER. Packed with legendary Yamaha features: advanced, light aluminum YZ250F-bred frame for scalpel sharp steering; powerful, reliable high-revving five-titanium-valve engine with fuel injection delivering crisp linear throttle response; plus slim bodywork for ultra-lightweight handling combine with open-class power - for the best of both worlds.
