As of the start of the 2007-2008 season, the Bulls franchise win loss record is 1703-1626.
The all time record of the Cubs is 10586-10122, and their winning percentage is .511.
As of the 2008 season the Bears overall record (including playoffs) is 702-515-42
The Chicago Bulls record for the 2010-11 season was 62-20.
The best record ever in the NBA was 72-10. This feat was done by the Chicago Bulls. They had Michael Jordan at the time.
Chicago bulls 72-10
40-3 Chicago bulls 1996 40-3 Chicago bulls 1996
1995-96 Chicago Bulls with 72-10. That's because they had Michael Jordan at the time.
It was by Chicago bulls with72 wins and 10 losses