1985-1995 Polaris ATV and Light Utility Hauler Service Manual, Page 187Get this manual
FINAL DRIVE SYSTEM SERVICE Wheel Hub Seal Replacement, Cont1When the hub becomes too hot to touch, pry out the old seal as shownClean the hub in the seal mating areaInsert the spring side of the new seal into the casting first, pressing it in until it is flush with the brake disc mating surfaceCAUTION: Do not use hammer as damage to the seal will result NOTE: On Model W878027 models only, the seal must be pressed in an additional .080".110" (.2.3 cm)Scribe several lines on one of the removed seals .090" (.23 cm) from the edge (A)Press the new seal in an additional .090" (.23 cm) by using the old seal as an installation tool and the scribed lines as gaugeAfter installation, seal depth should be between .080" and .110" (.2 and .3 cm) lower than the brake disc surfaceFrom side to side the seal should not vary more than .010" (.03 cm)Thoroughly clean the brake disc with brake cleaner or heat to boil out any oilsIt is very important that the brake disc be free of any oil or solventsReinstall the brake discApply medium strength thread locking compound to the boltsReinstall attaching bolts and torque to 18 ft.lbs(2.5 kgm)