2004 John Deer Buck Utility ATV 500, 500EX and 500EXT Service Manual, Page 201Get this manual
Apply synthetic grease on the splines before installationReinstall boots with new clamps All Models Remove hubRemove cotter pin and castellated nut from upper and lower A-armsDetach upper and lower A-arms from knuckleRemove cotter pin and castellated nut from tie-rod and separate tie-rod from knuckleUse hub puller to extract the wheel hubSeparate knuckle from drive shaft
Raise front of vehicle, support it securely on jack stands and remove front wheel(s)Remove wheel cap, cotter pin, castellated nut, flat washer and O-ring
Inspect knuckle for damageIf any damage is detected, change the knuckle
For installation, reverse the removal procedurePay attention to the following detailsReinstall front wheel(s) and torque nuts to 75 Nm (55 lb-ft) in criss-cross sequence