We've already told you the 25 best individual players Notre Dame will face during the 2013 season.

Now it's time to reveal the 10 best position groups the Fighting Irish will do battle with when the season kicks off in just two months.

You'll notice a common theme—most of Notre Dame's toughest challenges this season will come from the West. Only two of the top 10 units are from teams in the Eastern or Central time zone.

Without further ado, let's unveil the 10 best units among Notre Dame's 12 opponents this fall.

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