2006-2009 Suzuki LT-Z50 QuadSport ATV Factory Service Manual, Page 142Get this manual
CHASSIS
DUST SEAL Remove the dust seals with the special tool09913-50121: Oil seal remover
The removed dust seals must be replaced with new ones
BEARING Inspect the play of the rear axle housing bearings by finger while they are in the rear axle housingRotate the inner race by finger to inspect it for abnormal noise and smooth rotationIf there is anything unusual, replace the bearing with new one