2009 Arctic Cat 150 ATV Service Manual, Page 80Get this manual
Removing Bearings 1Remove the dust seals using an appropriate seal removal tool; then using an appropriate driver, drive the bearings out of the axle housingNOTE: Do not reuse bearings after removal 2Clean the axle housing and inspect for cracks, elongated holes, and wear in bearing boresInstalling Bearings
CLEANING AND INSPECTING 1Inspect the sprocket teeth for wearIf they are worn as shown, replace the engine sprocket, rear sprocket, and drive chain as set
1Pack the new bearings with good quality wheel bearing grease; then install the right bearing first using an appropriate bearing installer2Install the left bearing; then install new dust seals and lightly coat the lips with greaseINSTALLING 1Slide the axle into the axle housing from the right side; then apply multipurpose grease to all splined areas of the axle2Install the sprocket and sprocket hub on the axle and secure with the nuts; then tighten securelyInstall the drive chain