2004 Kawasaki KVF750 4x4, Service Manual., Page 271Get this manual
12-22 FINAL DRIVE Output Bevel Gears
Bevel Gear Backlash Adjustment The amount of backlash is influenced by driven bevel gear position more than by drive bevel gear positionRemove the output drive idle gear (see Output Drive Bevel Gear Removal)
a dial gauge Set upgroove to check[A] against the output drive shaft spline gear backlash
To measure the backlash, turn the shaft clockwise and
counterclockwise slightly so as not to move the mate gearA rod can be inserted through the lower hole of the housing and into contact with driven gearThis may help to hold it stillThe difference between the highest and lowest gauge reading is the amount of backlashIf the backlash is not within the limit, replace the shim(s) at the driven bevel gearChange the thickness little at timeRecheck the backlash, and readjust as necessaryOutput Bevel Gear Backlash Standard: 0.05 0.11 mm (0.0020 0.0043 in (at output drive shaft spline)
Tooth Contact Adjustment Tooth contact location is influenced by drive gear position more than by driven gear positionClean any dirt and oil off the bevel gear teethApply checking compound to or teeth on the output driven bevel gear