San Francisco 49ers fullback Kyle Juszczyk suffered a right knee hyperextension during a Sunday game against the Denver Broncos at Levi's Stadium. While head coach Kyle Shanahan believes the ACL is intact, the 35-year-old veteran faces further evaluation on Monday.

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A Right Knee Hyperextension at Levi's Stadium

The injury occurred during the fourth quarter after Kyle Juszczyk caught a pass from quarterback Brock Purdy. According to the report, Denver Broncos cornerback Jahdae Barron tackled Juszczyk at the knees, causing his right knee to hyperextend backwards in a manner described as gruesome to those watching. The 35-year-old veteran was subsequently carted off the field and surrounded by teammates and medics.

Following the San Francisco 49ers' victory, head coach Kyle Shanahan provided a preliminary update. Shanahan stated that while the team cannot be certain without further tests, the ACL and other key structures appear intact, leading the team to suspect a knee sprain. The broadcast confirmed that Kyle Juszczyk would not return to the game.

The March 10 Release and an Eight-Year Tenure

This physical setback comes amidst a period of professional instability for the fullback. As reported, ESPN's Adam Schefter revealed on Monday, March 10, that the San Francisco 49ers had announced plans to release Juszczyk. This decision marked the end of an eight-year stint with the franchise, a move that drew public criticism from Claire Kittle, the wife of tight end George Kittle.

The departure of a long-tenured player often signals a shift in team philosophy or a move toward younger,cheaper talent.. For the San Francisco 49ers, the loss of Juszczyk's veteran presence is compounded by the timing of this injury. george Kittle reportedly joked about the situation, suggesting a new nickname for his teammate, though the underlying tension regarding the release remained evident through social media reactions from Kristin Juszczyk.

The $14,926 Fine Over a 'Juice' Celebration

Beyond the injury and his release, Juszczyk's recent months were clouded by a dispute with the NFL over on-field conduct. The league issued a $14,926 fine to the fullback after a game against the Miami Dolphins, alleging that Juszczyk performed an imitation of chugging beer. The NFL maintained that such actions fail to reflect positively on the game and violate sportsmanship standards.

Kyle Juszczyk vehemently appealed the fine, clarifying that his celebration was an imitation of drinking juice, not alcohol. Juszczyk noted that his nickname is "Juice" and that he has celebrated in this manner for years, stating, "I do not even drink beer." The controversy even drew a response from Travis Kelce on X, who questioned the NFL's ability to prove the celebration involved alcohol.

What Monday's Evaluation Will Reveal About the Sprain

Despite the optimistic initial assessment from Kyle Shanahan, the full extent of the damage remains unverified. The primary open question is whether the injury is a simple sprain or a more complex structural failure that could sideline the veteran indefinitely. The San Francisco 49ers are relying on a formal evaluation scheduled for Monday to provide a definitive diagnosis.

Furthermore,the report leaves it unclear how the 49ers intend to handle the fullback position moving forward given the announced plans for Juszczyk's release. With the veteran now injured and his future with the team already in question, the organization must decide if they will provide long-term medical support or accelerate the transition to a new player.