<Li> Most fumbles forced, season: 10; Osi Umenyiora, 2010; Charles Tillman, 2012 </Li> <Ul> <Li> Most solo tackles, career: 1,640, Jessie Tuggle, 1987--2000 </Li> <Li> Most solo tackles, game: 16, most recently Chris Borland, 2014 </Li> </Ul> <Li> Most solo tackles, career: 1,640, Jessie Tuggle, 1987--2000 </Li> <Li> Most solo tackles, game: 16, most recently Chris Borland, 2014 </Li>

Who holds the record for most tackles in a career