Dr. Brad Raphael performed the surgeries earlier this month, and the players' status for the 2013 season will be determined in June.
Gulley, a rising senior, was the Orange's second-leading rusher in 2012, netting 830 yards and nine touchdowns. He added 33 catches for 282 yards and two scores. Crume, a rising junior, netted 15 tackles, two tackles for loss, a quarterback hurry, a fumble recovery, a forced fumble and a blocked kick.
Davis, a rising junior, was third on the team with 69 total tackles and second in tackles for loss, with 14. He added a sack, an interception, two pass breakups, one hurry and two fumble recoveries.