2014 Kawasaki Mule 610 4x4 XC SE, 2014 Kawasaki Mule 610 4x4 XC SE When the terrain on the job is just as challenging as the job itself, workers in even the most remote locations can rely on the strength of the Mule 610 4x4 XC side x side. With greater height and extra ground clearance compared to a standard Mule 610 4x4, this two-seat workhorse is reliable enough to handle whatever task comes up in the backcountry. Otherwise, it wouldn t be rugged enough to be called a Mule!