2001 Polaris Sportsman 400-500 DUSE and H.O. Service Manual, Page 251Get this manual
FINAL DRIVE
U-JOINT DISASSEMBLY
CAUTION: Always wear eye protection1Remove internal or external snap ring from all bearing capsNOTE:If yoke or bearing is removed, cross bearing must be replacedNote orientation of grease fitting and mark inner and outer yoke for correct re-positioning during installation