https://www.outkickthecoverage.com/w...d-hint-020117/
Since 1996 every team that has won a national title except for Oklahoma in 2000 has had at least two top ten national signing classes in the four years before a title.
4 top ten classes: Alabama, Ohio State, Florida State, LSU
3 top ten classes: Auburn, Georgia, USC, Texas A&M
2 top ten classes: Tennessee, Michigan, Clemson