Defending the Y-Off Formation With the 4-2-5

Aug 17, 2019 | Front, Even Front Structures, Defense

By Mike Kuchar
Senior Research Manager
X&O Labs
Twitter: @MikekKuchar

Editor’s Note: The following research was part of X&O Labs special report on “Linebacker Fits in the 4-2-5 Defense.” Scroll down to see how you can get a free copy of X&O Labs’ best-selling book, “The 4-2-5 Defense Study”, mailed directly to your home or school.



bucknellBucknell University prides itself on stopping the run. In fact, they have been in the top ten in total defense at the FCS level the last four years in a row. Operating out of a 4-2-5 structure, the Bison rely on the pre and post snap movement of the Y to dictate where its linebacker fit in run game. Mike Kuchar sat down with Linebacker Coach Brad Fordyce to talk about how he fits common one back run concepts such a Zone Read and Power Read.