The Seahawks and 49ers collide in a pivotal Week 18 NFC West showdown on Saturday, January 3, 2026 at Levi’s Stadium (5 PM ET).
With the division crown and the NFC’s No. 1 seed on the line, the stakes couldn’t be higher - and both teams are navigating key injury concerns entering the regular season finale. Below is the latest injury information as of January 2, 2026, and analysis of how personnel status could impact the outcome and playoff positioning.
Game Preview: NFC West on the Line
Seattle (13–3) travels north to face San Francisco (12–4) in what has become one of the most compelling rivalries in the league. The winner secures the division and the top seed in the NFC, meaning home-field advantage throughout the playoffs and a bye week — a massive prize for either club.
Both teams are riding momentum: the Seahawks have won six straight, while the 49ers are also on a late-season run after a thrilling 42–38 victory in Week 17. Expect this one to be physical, emotional, and a classic NFC West strategic battle.
Injury & Practice Reports (Current as of Jan. 2 2026)
San Francisco 49ers
Did Not Practice
Trent Williams (LT) – Hamstring (QUESTIONABLE)
Limited Participation
George Kittle (TE) – Ankle (QUESTIONABLE)
Ricky Pearsall (WR) – Knee/ankle (QUESTIONABLE)
Upton Stout (CB) – Concussion (QUESTIONABLE)
Keion White (DE) – Groin (QUESTIONABLE)
Seattle Seahawks
Did Not Practice
Charles Cross (LT) – Hamstring
Limited Participation
Josh Jones (LT) – Ankle/Knee
Coby Bryant (S) – Knee
Full Participation
Rashid Shaheed (WR) – Concussion - cleared to play
Injury Impact Breakdown
49ers - Offense & Key Star Power
The 49ers’ injury situation is more precarious due to multiple impact offensive starters potentially limited or trending toward limited availability.
Trent Williams:
His hamstring issue remains the most concerning. Williams is a cornerstone of the 49ers’ line and Brock Purdy’s blindside protector; his absence would elevate pressure risks, disrupt run-blocking lanes, and force less experienced linemen into a high-pressure environment.
George Kittle:
Limited practice for tight end George Kittle could shrink short-yardage packages and red-zone efficiency, putting more weight on wideouts like Ricky Pearsall for chunk gains.
Combined, these injuries could reduce San Francisco’s offensive balance and make third-down conversions more difficult - particularly in a cold-weather, high-pressure NFC West clash.
Seahawks - O-Line & Receiver Depth Issues
Offensive Line:
Seattle is facing what some analysts are calling an offensive line crisis with both starting and backup left tackles limited. Rookie Amari Kight’s elevation to the 53-man roster underscores depth concerns and could expose QB Sam Darnold to added pressure from 49ers edge rushers.
Receiver Corps:
Rashid Shaheed’s clearance from concussion protocol is a boost, but depth loss from Cody White and Tory Horton leaves Seattle dependent on fewer targets and potential special teams instability.
Key Matchup Storylines
NFC West & No. 1 Seed: Winner takes all. A loss could flip home-field advantage and drastically alter the playoffs.
Seattle’s Pass Protection vs. 49ers Pass Rush: If the Seahawks can keep Darnold upright, they can lean on explosive plays from Smith-Njigba.
Takeaway
This is more than a rivalry game - it’s a playoff pivot. While both teams have injuries to manage, San Francisco’s offensive star power being limited creates an opening for Seattle, especially if the Seahawks can protect their QB and control time of possession. Conversely, if key 49ers players remain active and effective - particularly Kittle, McCaffrey and Williams - San Francisco’s offense could overwhelm a banged-up Seattle line.
Either way, this Week 18 clash looms large as one of the most consequential regular-season games of the year.
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