The 49ers could also be in the market for another place kicker as Matthew Wright had a dislocated shoulder while attempting to make a tackle on a 37-ayrd kickoff return by Dee Williams. Shanahan said the shoulder was popped into place, but that an MRI would reveal the extent of the damage.

Additionally, 49ers backup running back Elijah Mitchell is out for the year due to a hamstring injury. That has paved the way for Mason to take the reins of the backfield — and

RB Jordan Mason, the NFL's leading rusher, suffered a sprained AC joint that is not considered serious during Thursday night's win at Seattle, but he will undergo further testing Friday.