Chicago Bulls
Record (72-10)
1995-96
Los Angeles Lakers
Record (65-17)
1986-87
Boston Celtics
Record (67-15)
1985-86
Los Angeles Lakers
Record (72-10)
1995-96
Detroit Pistons
Record (63-19)
1988-89
Chicago Bulls
Record (69-13)
1996-97
Milwaukee Bucks
Record (66-16)
1970-71
Philadelphia 76ers
Record (65-17)
1982-83
Chicago Bulls
Record (67-15)
1991-92
Boston Celtics
Record (62-18)
1964-65