The surgery to repair a tear in the labrum of his right shoulder will be performed Sept. 26 at Kerlan-Jobe Orthopedic Clinic in Los Angeles.
A timetable for his return to the team will be determined after the surgery.
LaFrentz injured his shoulder during a game against Seattle on Feb. 22.
"I was hopeful that an offseason regiment of physical therapy and treatment would heal the injury, but unfortunately it's become clear now that I need to move forward with surgery," he said.
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