Tag Archives: under front

5 Keys to Developing a Defensive System in Football

Last year, I was asked to put together a new defensive system for our football team. We were moving from the Fritz Shurmur Eagle 5 linebacker defense to a more modern 4-3/4-4 defense.

As I was sifting through endless books, playbooks, and clinic materials to compare what all the best and brightest minds in the game of football were doing, I realized that there are five keys to creating a defensive system, and only 2 have anything to do with X’s and O’s.

football defensive systems

Fritz Shurmur’s 5 Eagle Linebacker Defense wasn’t cutting it anymore.

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Defending the I Formation like Pete Carroll’s Seahawks Defense

The Seattle Seahawks dominated many I formation teams this year. Under Pete Carroll, the Seahawks defense had a nice little adjustment to pro style formations, like the I formation.

Especially in 21 personnel, 2 backs and 1 tight end, the Seahawks defense matched up well. One way they did that was playing a “heavy” end on the weakside.

Many defenses declare passing strengths instead of declaring it to a tight end and then they set the shade side, or open side, to either the tight end or the split end.

seahawks defense vs pro formation

How Many Teams Play the Over Front vs 21 personnel

The Seahawks do it a little differently. While the Seahawks defense in 2013 set the reduction, or 3 technique side, to the tight end in many situations. The nose and Sam linebacker get set to the split end. The strong safety, who I call the Rover, is set to the 3 technique side.
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Defeating the I Formation Power Play with the Under Front Defense

I just wanted to let you all see a preview of my last e-newsletter. You can view the web browser version by clicking here. I discuss “Defeating the I-Formation Power Play With The Under“, and I will also be adding onto this topic here in the blog in the next few weeks.

Make sure you subscribe to the e-newsletter as well using the navigation at the top of this page or on the web version of the e-newsletter here.