2011 Arctic Cat 450/550/650/700/1000 ATV Service Manual, Page 234Get this manual
4If the brake calipers were removed, position them on the knuckle and secure with new "patch-lock" cap screwsTighten the auxiliary brake caliper cap screws to 20 ft-lbTighten the hydraulic brake caliper cap screws to 20 ft-lb5Pump up the hand brake lever; then engage the brake lever lock6Tighten the hub hex nut (from step 3) to 200 ft-lb; then install and spread new cotter pin making sure each side of the pin is flush to the hub nutCD027
7Install the wheel and tighten to 40 ft-lb8Remove the ATV from the support stand and release the brake lever lock9Check the front differential oil level and add oil as necessary
7Install the wheelTighten to 40 ft-lb8Remove the ATV from the support stand and release the brake lever lockINSTALLING FRONT DRIVE AXLE 1Position the drive axle in the gear case and steering knuckle; then insert the upper A-arm ball joint into the steering knuckleSecure with cap screw tightened to 50 ft-lb2Place the brake hose into position on the upper A-arm; then secure the lower shock eyelet to the A-arm with cap screw and new lock nutTighten to 50 ft-lb3Secure the tie rod to the steering knuckle with new lock nutTighten securely; then install and spread new cotter pin4Slide the hub wbrake disc into position in the steering knuckle followed by washer and hex nutTighten finger-tight at this time5Install the brake caliper on the steering knuckle using new "patch-lock" cap screwsTighten to 20 ft-lb; then pump up the hand brake lever and engage the brake lever lock6Tighten the hub hex nut (from step 4) to 200 ft-lb; then install and spread new cotter pin making sure each side of the pin is flush to the hub nut