Babe Ruth has the most career home runs as a Yankee with 659.
Bernie Williams hit the most career postseason home runs as a Yankee with 22.
Babe Ruth hit 659 of his 714 home runs as a New York Yankee.
Mickey Mantle with 266 HRs.
Mickey Mantle, with 536 career home runs between 1951 and 1968, has the most home runs as a New York Yankee, who has not played for another team. Babe Ruth has the most home runs as a Yankee with 659, but has also played for the Boston Red Sox and the Boston Braves.
Derek Jeter with 1,274 hits.
Mickey Mantle hit the most home runs at the old Yankee Stadium with 266.
Derek Jeter holds the Yankees record for most career at-bats.
Mickey Mantle
Mariano Rivera with 230 saves.
Roger Maris in 61 I believe.
As of 2009, Bernie Williams holds the record for most home runs hit in a single postseason by a New York Yankee with 6, in 1996
Derek Jeter is the Yankees all-time hit leader.