Michigan Harbaugh Names Who Michigan’s Top Offensive Lineman Are Published April 5, 2018 According to Jim Harbaugh, Michigan has two cornerstone offensive lineman in OC Cesar Ruiz and OG Ben Bredeson: Harbaugh: Cesar Ruiz has separated himself at center — he and Ben Bredeson are #Michigan's two best offensive linemen right now. — Austin Fox (@AustinFox42) April 3, 2018 In this article: Recent Posts Interesting Development On NFL’s Pursuit Of UM DC Wink Martindale B1G Program Hires For NFL Coach Rex Ryan Michigan Pegged To Land Five-Star Fresh Off Decommitment Michigan Expected To Miss Out On Top Transfer Portal DB Target UM Coach Hints At Several Top Defenders Returning For Next Year, Potential Position Switch