During a postgame altercation, Cardinals RB James Connor was seen grabbing 49ers' Talanoa Hufanga by the neck. (VIDEO)

The 49ers have marked their fifth 4-0 start in the franchise's history, with their most recent victory against the Arizona Cardinals at Levi's Stadium.

Tensions flared post-game. While most players exchanged words, Arizona Cardinals' running back James Conner confronted 49ers safety Talanoa Hufanga. With his helmet intact, Conner was spotted seizing Hufanga by the face until others intervened. The root cause of their dispute remains unclear.

Regarding game performance, Christian McCaffrey amassed 177 scrimmage yards, with three rushing touchdowns and one receiving touchdown, contributing to the 49ers' fifth 4-0 initiation in their history.

Brock Purdy showcased an impressive 20-for-21 passing for 283 yards, including a touchdown run and pass. This win marks his ninth straight in regular season starts, and it's the 49ers' fourth consecutive game scoring 30 or more points this season.

For the Cardinals, Joshua Dobbs passed for 265 yards, registering two touchdowns.

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