Michigan Michigan Freshman Makes Another Number Change Published September 22, 2017 Cesar Ruiz, who briefly switched to No. 96 against Cincinnati, was back to rocking No. 51: Cesar Ruiz back in the 51 jersey. pic.twitter.com/bCeSkUwTln — Brandon Brown (@BSB_Wolverine) September 16, 2017 Ruiz has already seen time as a backup offensive lineman. In this article:Cesar Ruiz Recent Posts A Five-Star Recruit Is Obviously Thinking Very Highly Of Michigan Ahead Of Signing Day One-Time Michigan QB Pledge Carter Smith Announces Commitment To B1G School Michigan Predicted To Flip Another Elite Recruit From LSU Top Michigan LB Target Makes Notable Change Of Plans Ahead Of Decision Michigan Pushing To Flip Five-Star Ohio State Recruit