In a decisive clash in Week 4 of the 2027 season, the San Francisco 49ers topped the Los Angeles Rams with a final score of 31-17, solidifying their position in the playoff race. Both teams were looking to establish momentum, but it was the 49ers who emerged victorious, showcasing their offensive prowess and defensive strength. Brock Purdy led the charge for San Francisco, throwing for three touchdowns and demonstrating his efficiency in the pocket. On the ground, Christian McCaffrey contributed with 65 rushing yards, while Tyler Scott shined for the Rams, racking up 92 receiving yards. Ty Simpson also had a strong outing, completing 276 passing yards, but it wasn't enough to keep pace with the 49ers’ offensive firepower. Defensively, the 49ers made crucial plays that shifted the momentum in their favor. Dre Greenlaw not only led the team with nine total tackles but also snagged an interception, showcasing his ability to read the Rams' offense. Fred Warner added a sack, applying pressure on Simpson and disrupting the rhythm of the Rams’ attack, particularly during a critical stretch in the third quarter that allowed San Francisco to extend their lead and ultimately secure the win.