Every year, a new top recruiting class brings more and more depth to the Michigan football roster, and the added depth guarantees a higher level of competition at each position.
With the graduation of 11 senior starters and the influx of several talented youngsters, battles will begin on several fronts when spring practice begins on Saturday, March 16.
The most intriguing positional battle will be at running back, but the starter for the 2013 season won't be decided upon until the fall when incoming freshmen Derrick Green, Deveon Smith and Wyatt Shallman join the fray.
There will be other interesting scraps to watch out for this spring as well, some of which may be decided before the team's annual Spring Game on April 13.
Let's take a look at some of them.