2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 288Get this manual
FINAL DRIVE 14Place cover assembly on Install bolts (arrows) retaining the outer cover plate assembly and torque to specification
Setting Ring Gear Backlash
NOTE: Ring gear backlash is set at the factoryNo adjustment is required, unless the front cover is replaced or the back lash pad screw is removed1The backlash screw has locking agent that holds it into placeUse heat gun to loosen the locking agent on the screw
Input Cover Bolt Torque: 7-11 ftlbs(9.4-14.9 Nm) 15Install new passage o-ring (dotted circle) on the gearcase and install the piston pump assemblyTorque the screws to specification