A pass interference penalty against Rams S Oshiomogho Atogwe in overtime helped put the 49ers in position to win the game 23-20.
The decision to start Kevin Dockery over Bradley Fletcher at cornerback proved costly to the Rams.
Rams QB Sam Bradford led a drive for the game-tying field goal and has now gone four straight games without throwing an interception.
The continuing inability to come away with a road win is baffling to members of the Rams.
Rams coach Steve Spagnuolo defended the decision not to call more blitzes late in the fourth quarter.
The 49ers overcame 15 penalties and a 0-for-11 third down conversion rate to win Sunday’s game.
49ers QB Troy Smith threw for 356 yards and spread the wealth enough that five different receivers finished with 60 or more receiving yards.
Said 49ers TE Vernon Davis of Smith, “He’s a playmaker -- that’s what I’ll describe Troy as. He’s not afraid to let the ball go. He wants to make plays, and he’ll do whatever he has to do to make it happen.”
K Joe Nedney booted the 49ers to victory in overtime while planting on a sprained right knee.
Tony Wragge earned praise from his 49ers teammates for the way he stepped in at left tackle, his first NFL experience at the position, after Joe Staley broke his leg.