The 49ers and Jets both enjoyed top-five defenses under Saleh. There’s little reason to expect Saleh to stray away from what’s made his defenses elite. There also may not be m

The biggest concern surrounding the San Francisco 49ers' reunion with Robert Saleh is the possibility of him becoming the team's third consecutive one-and-done defensive coordinator.

San Francisco 49ers head coach Kyle Shanahan is welcoming 49ers defensive coordinator Robert Saleh back to the same role, per NFL Media. Saleh served as Shanahan's original 49ers defensive coordinator for four seasons from 2017 to 2020,