Reggie White - 21 in 1987.
Michael Strahan with 22.5 sacks
Through the 2008 season, that is DT La'Roi Glover with 17 in 2000 and LB Pat Swilling with 17 in 1991.
Michael Strahan set the single season sack record at 22.5 sacks in the 2001 season.
Deacon Jones set the single-season sack record in 1967 with 26 sacks.
Chris Doleman with 21
Jason Gildon is the Steelers all-time sack leader with 77.
Through the 2010 season that would be Bruce Smith with 200. Reggie White is second with 198.
Mark Messner is the all time sack leader for the University of Michigan with 36 sacks from 1985-1988.
Defensive end Aaron Smith is the Steelers career active sack leader with 44 sacks.
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Deacon Jones
The Minnesota Vikings record is held by Chris Doleman. He recorded 21 sacks in 1989.