2016 KAWASAKI KAF400BGF MULE 600 4x2, Contact our Sales Department today @ 618-988-9194 or Toll Free @ 855-891-3521. Kawasaki's Mule 600 in 2wd. This is our lowest priced Side X Side, and it is perfect for yard work, ball field, construction sites or anywhere a turf-friendly work horse is needed.