Kawasaki KXF450 KXF 450 2011 Radiators Rads Have Had A Repair Motocross MX. Kawasaki KXF450 KXF 450 2011 Radiators Kawasaki KXF450 KXF 450 2011 Radiators, they have had a repair. Otherwise in good, clean condition as shown in the images. Please see the images for a better idea of the condition, the item will come as shown. Please check images below to see details.