--Quarterback Ben Roethlisberger completed 14 passes for 252 yards and two touchdowns. And that was just in the first half. Roethlisberger finished the day with 21 completions for 369 yards and three touchdowns for a passer rating of 155.8.

--Wide receiver Antonio Brown moved ahead of Lynn Swann, who was at the game on Sunday, for fifth-most receiving yards in team history. Brown had nine receptions for 195 yards and a touchdown against the 49ers. Brown's touchdown catch was the 30th of his career, putting him in 10th place in Steelers history.  

--The offense was clicking on all cylinders, with running back DeAngelo Williams rushing for three touchdowns, tying a franchise record for most rushing touchdowns in a game. Williams had 20 carries for 77 yards.

--Linebacker Ryan Shazier had a monster day, leading all tacklers with 11 solo stops and adding four assists, a sack, a forced fumble and a fumble recovery.

--The defense stepped up huge with five sacks of 49ers quarterback Colin Kaepernick. Stephon Tuitt has 1 ½ sacks, while Shazier, Bud Dupree and Cam Heyward each had one, and Arthur Moats was credited for half a sack.