Originally Posted by sokalled
I read it, and it was a very good article/TireRack sales pitch, but they have a limit on what they can shave off and I would most likely always be past that. Squealing tires are happy tires.
Do you still not understand why all 4 tires need to be the same tread depth?
Subaru IS up front about their stance. It's right in the owners manual:
The likelihood of an irreparable flat is fairly slim. In the event that you DO get a flat like that, you'll need to decide if it's worthwhile to replace all 4 tires, or just shave one to match.