2011 Arctic Cat 400 TRV ATV Service Manual, Page 119Get this manual
Front A-Arms REMOVING 1Secure the ATV on support stand to elevate the front wheels; then remove the wheels
! WARNING
Make sure the ATV is solidly supported on the support stand to avoid injuryAF618D
2Remove the cotter pin from the nutDiscard the cotter pin
7Remove the cap screws securing the ball joints to the knuckle
CAUTION
Support the knuckle when removing the cap screws or damage to the threads will occur