A GREAT PRICE WITH A WINDSHIELD !! The MULE PRO-FX is our fastest, most powerful, three-passenger MULE side x side ever. Built on the same rugged platform as the MULE PRO-DX , this revolutionary side x side also comes equipped with the largest cargo bed in its class. To top it off, the MULE PRO-FX is backed confidently by the Kawasaki STRONG 3-Year Limited Warranty.