Major improvements everywhere especially to the engine? s increased power and peak torque help drive you to the front of the pack. 2017 Honda CRF? 450R ABSOLUTE HOLESHOT. Motorcycles Motocross DX6071467989422293920820 DX1 . There? s even an optional electric starter this year. Well have no fear because the all-new 2017 Honda CRF450R is here. Open-class motocross might as well be called the unlimited class. There? s no room for anything but the best here and the best keep getting better and better every year. And when you? re in the lead in the first turn with an empty track in front of you it? s a whole new kind of race...