Robert Saleh is back in as defensive coordinator for the San Francisco 49ers and former players are confident in his return.

The 49ers defense hasn't changed much since Robert Saleh left in 2021, but he has. No matter whom the 49ers have hired to replace Saleh, whether it was DeMeco Ryans, Steve Wilks or Nick Sorensen ...

First was Steve Wilks, who decided to go into the booth until after the Minnesota Vikings game in 2023, when he went to the sideline. Snore. Then there was Nick Sorensen.

Robert Saleh is one of the best defensive coordinators in the NFL, but he's not infallible.

DeMeco Ryans, who replaced Saleh in 2021, left to become head coach in Houston following the 2022 season, and Steve Wilks and Nick Sorensen were each replaced after one season the past two years.

The San Francisco 49ers hired Robert Saleh for a second stint as defensive coordinator on Friday night after a failed tenure as head coach of the New York Jets.

Bosa said he appreciates Saleh now more than ever, no disrespect intended to the coordinators who bridged the past four years – DeMeco Ryans, Steve Wilks and Nick Sorensen.

The 49ers defense hasn't changed much since Robert Saleh left in 2021, but he has. No matter whom the 49ers have hired to replace Saleh, whether it was DeMeco Ryans, Steve Wilks or Nick Sorensen ...

DeMeco Ryans, who replaced Saleh in 2021, left to become head coach in Houston following the 2022 season, and Steve Wilks and Nick Sorensen were each replaced after one season the past two years.