2007 Arctic Cat Four-Stroke Factory Service Manual, Page 259Get this manual
3Remove the cap screw and lock nut securing the front upper arm to the chassis; then remove the cap screw and lock nut securing the rear upper arm to the chassisAccount for the axlesINSPECTING
! NOTE: Whenever part is worn excessively, cracked, or damaged in any way, replacement is necessary
3Remove the two body screws and lock nuts securing the bottom of the bumper assembly to the chassis
1Inspect the arm welded areas for cracks or any signs of deterioration2Inspect the bearings and axles for wear or damage3Inspect the arm tubing for signs of twisting or bendingINSTALLING UPPER ARMS