2003 Arctic Cat ATVs from 250cc to 500cc Service Manual, Page 457Get this manual

2003 Arctic Cat ATVs from 250cc to 500cc Service Manual, Page 457

INSTALLING Rear Gear Case (400500 FIS Models) 1Slide the gear case into position through the left side of the frame; then
with three cap screws (coated with red Loctite #271) and lock nutsTighten to 4.8 kg-m (35 ft-Ib)3Install the rear drive axles
(see Drive Axles in this section)4Install the left-side rear A-arms (see Rear A-Arms in Section 7) REMOVING 1Secure the ATV
on support stand to elevate the wheel; then remove the wheel4Remove the two cap screws and lock nuts securing the rear gear
case to the frame; then remove the gear case through the left sideMake sure the ATV is solidly supported on the support stand
to avoid injury 2Remove the cotter pin from the nut NOTE: During assembly, new cotter pins should be installed AT THIS POINT