2012 Honda CRF 450X, Call and make an appointment with Rexburg Motor Sports at 208-356-4000. 2012 Honda CRF® 450X The CRF450X has the Honda Progressive Steering Damper that helps reduce rider fatigue and improve cornering. The CRF450X also has the electric starter for easy start-ups in even the worst conditions as well as Pro-Link suspension, and a bulletproof Unicam® engine.