One problem related to tire has been reported for the 1998 Subaru Outback. The most recently reported issues are listed below.
The contact states one of the tires has been losing air. The service mechanic states that he has never seen this problem. The wheel itself looks like it has a cracked. It is right in the middle of the wheel on the inner rim. It has not damaged the tires. The tire is located on the passenger's side front. The metal alloy wheel is what has the crack. The tires on the wheel were almost new and there was no problem with them.