July 5, 2017   Chris Wilson

In 49ers Film Room, we analyze San Francisco 49ers game film, including offensive and defensive concepts as well as specific player performance. We also break down upcoming opponents, dig into the film of potential free-agent fits, and analyze key trends from across the NFL.

In this series of 49ers Film Room, Chris Wilson analyzes the 4-3 under/over hybrid, Cover-3 Press defensive system San Francisco 49ers defensive coordinator Robert Saleh brings to the team from his time with the Seattle Seahawks and Jacksonville Jaguars.

49ers Film Room: Robert Saleh’s 4-3 Under/Over Hybrid, Cover-3 Press Defense

Robert Saleh and the 4-3 under/over hybrid

2017 49ers roster fits in Robert Saleh’s 4-3 under/over hybrid defense

2017 49ers roster fits in Robert Saleh’s nickel defense

Simplifying Robert Saleh’s 4-3 under/over hybrid base defense