The San Francisco 49ers have promoted assistant Klay Kubiak into the offensive coordinator role that had been vacant the past two seasons and replaced Brian Griese as quarterbacks coach. Coach Kyle Shanahan announced several changes and additions to his coaching staff on Tuesday after previously hiring Robert Saleh as defensive coordinator to replace the fired Nick Sorensen and Brant Boyer as special teams coach

The San Francisco 49ers announced a number of changes to their coaching staff on Tuesday including replacing QBs coach Brian Griese ... defensive coordinator Nick Sorensen with Robert Saleh ...