The 1927 Yankees, arguably the greatest Baseball team of all-time, had a winning percentage of .714 (coincidentally the number of career homeruns by Babe Ruth) by going 110-44. In 1998, they had a winning percentage of .704 with a won-loss record of 114-48.
These are the only years their winning percentage was above .700. They swept the World Series in both of these years.
As far as the regular season, that would be 1998 when the Yankees finished up at 114-48. They went on to win the Series that year, defeating the San Diego Padres 4 games to 0.
In 1975, the Yankees record was 83-77.
The all time record between the New York Yankees and the New York Mets is 54-36 in favor of the Yankees. This is the record from 1901-2012. Sports Media 101 sportsmedia101.com
The New York Yankees and only the New York Yankees.
The Yankees regular season record for 2006 was 97-65. The Yankees went 1-3 in the postseason.
The Yankees won the AL East in 2004 with a record of 101-61.
The 1998 New York Yankees had a record of 114-48 for a .704 winning percentage in a 162 game schedule. The 1927 New York Yankees had a record of 110-44 for a ,714 winning percentage in a 155 game schedule. The 1961 New York Yankees had a record of 109-53 for a .673 winning percentage(163 games) The 1927, and the 1961 New York Yankees are considered to be the best Yankees team of all time.
The New York Yankees had a record of 14-15 in April of 2008.
In 2011, the Yankees had a 97-65 record.
In 1975, the Yankees record was 83-77.
The 2009 New York Yankees win-loss record was 103 - 59.
The all time record between the New York Yankees and the New York Mets is 54-36 in favor of the Yankees. This is the record from 1901-2012. Sports Media 101 sportsmedia101.com
1998
The 2010 Yankees record was 95-67.
The 1935 New York Yankees win-loss record was 89 - 60, and finished second in the American League.
The Yankees record in 2008 was 89-73.
The Yankees record in 1999 was 98-64.
The Yankees record in 2000 was 87-74.