2005 Kawasaki KAF400 Mule 600 and Mule 610 4x4 Service Manual, Page 124Get this manual
5-24 CONVERTER SYSTEM Driven Pulley
Remove: Ramp [A]
Spring [B] Movable Sheave [C] Spacer [D] Fixed Sheave [E]
If the ramp [A] does not come off easily, face the ramp downward and tap it lightly