Racer X Films: 2012 YZ250F/450F Intro September 16, 2011, 1:15am Matt Francis Home Multimedia Video Racer X Films Racer X Films: 2012 YZ250F/450F Intro We got to ride the new 2012 YZ250F and YZ450F at Glen Helen. The YZ450F doesn't have many changes, but the YZ250F does. Check out the video to see the new bikes.
