2007 Arctic Cat Four-Stroke Factory Service Manual, Page 456Get this manual
3Place support stand under the rear bumper; then while holding the flared bushing, remove the rear cap screws securing the skid frame to the tunnelAccount for lock washers and flat washers! NOTE: The support stand should hold the snowmobile level but not raised off the floor
! NOTE: If the skid frame has been removed due to difficulty in removing the wear strip, it may be necessary to use pipe wrench, start from either end, and hook the edge of the wear strip with the pipe wrench jaw and twist the wear strip off the slide railMove the pipe wrench 7.5 cm (3 in and again twist the wear strip off the railRepeat this procedure until the wear strip is free of the rail
4Remove the front cap screws securing the skid frame to the tunnelAccount for flat washer and lock washer5Remove the support stand; then tip the snowmobile onto one side using piece of cardboard to protect against scratchingRemove the skid frame