2017 Kawasaki Mule PRO-DX EPS LE Diesel, The Kawasaki Difference: Kawasaki StrongThe 2017 Mule PRO-DX™ is our powerful, most capable diesel Mule™ Side x Side ever. Built on the same rugged platform as the Mule PRO-FX™, this innovative Side x Side comes equipped with the largest cargo bed in class all while offering comfortable full-size three-passenger seating.