Date of release	Title
January 12, 1982	How Could Hell Be Any Worse?
January 1, 1983	Into the Unknown
November 1, 1988	Suffer
November 2, 1989	No Control
November 23, 1990	Against the Grain
March 12, 1992	Generator
September 21, 1993	Recipe for Hate
August 30, 1994	Stranger Than Fiction
February 27, 1996	The Gray Race
May 5, 1998	No Substance
May 9, 2000	The New America
January 22, 2002	The Process of Belief
June 8, 2004	The Empire Strikes First
To be released on June 26, 2007	Untitled 14th Studio Album