2005 Kawasaki KAF620 Mule 3010 Trans 4x4 Service Manual, Page 37Get this manual
PERIODIC MAINTENANCE 2-19 Periodic Maintenance Procedures
peelingCheck the belt for wear, cracks, breaks oroneIf necessary, replace the belt with new Belt [A] Crack [B] Broken [C]
Whenever the belt is replaced, inspect the drive and the driven pulleys
Converter Driven Pulley Shoe Inspection