2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 291Get this manual
FINAL DRIVE 12Pull outward sharply on CV shaft assembly to remove it from the gearcaseIn some instances, the splines may be corroded, making removal difficultA slide hammer or other suitable device may be required for removal
Installation
1Install new compression ring on drive shaftApply an anti-seize compound to splinesAlign splines of drive shaft with front gearcase and install by lightly tapping on drive shaft with soft-faced hammer2Install drive shaft in strut3Install lower ball joint, torque nut to specification and install new cotter pinFront Hub Retaining Nut Torque: 60 ftlbs(91 Nm) 5Install brake caliper and tighten bolts to specificationRefer to Chapter 9