Price a new spindle and decide whether it is worth the risk or not. Yes, the bearings have seals but they are NOT sealed bearings in the true sense. And repacking is not only about lubricating them but also and more importantly, removing the play that occurs as a result of wear. Dealers and many mechanics are stupid as indicated by what they told you - refer to the manua, VX Workshop CD, common sense and what people on these boards do to extend the life of their vehicles.