The 49ers released CB Shawntae Spencer on Thursday.
"The 49ers would like to thank Shawntae for his eight years of service to the organization and the Bay Area community," GM Trent Baalke said in a statement. "He has always represented himself, his family and this organization with the utmost class. We wish him, and his family, the very best."
Spencer started 72 of 98 games for the Niners. He has 345 career tackles, 53 passes defensed and 11 picks.
Spencer played in only nine games last season.