2003 Suzuki LT-Z400 Factory Service Manual, Page 157Get this manual
REAR WHEEL HUB Remove the rear wheel Remove the cotter and loosen the wheel hub nut the rear brake Remove the wheel hub nut and washer Remove the wheel hub!
SPECTION
DUST SEAL the dust seal for wear or damegeIf any damages are found, the dust seal with new one
Remove tile dust seals with ttle special toolOil seal remover