2004 Kawasaki KVF750 4x4, Service Manual., Page 320Get this manual
FINAL DRIVE 12-71 Rear Final Gear Case
If the backlash is not within the standard, replace the pinion gear shim(s)To increase backlash, increase the thickness of the shim(s)To decrease backlash, decrease the thickness of the shim(s)Change the thickness little at timeRecheck the backlash, and readjust as necessary
Tooth Contact Adjustment Clean any dirt and oil off the bevel gear teethApply checking compound to or teeth of the pinion gear
Apply checking compound to the teeth in thin, even