2005 Kawasaki KAF400 Mule 600 and Mule 610 4x4 Service Manual, Page 259Get this manual
11-42 FINAL DRIVE Axles
Remove the steel balls [A]outboard joint Slide the cage [B] toward the
Remove:[A] Circlip
Special ToolOutside Circlip Pliers [B]: 57001-144