College football rankings: Alabama tops Clemson in Preseason CBS Sports 130 ahead of 2021 season

Alabama will begin the 2021 season at the top spot in our college football rankings, landing cleanly at No. 1 ahead of Clemson, Oklahoma, Ohio State and Georgia in the Preseason CBS Sports 130. The comprehensive ranking of every FBS team comes via extensive polling of experts across CBS Sports and 247Sports, and it is updated weekly throughout the season.