Both have enjoyed their fair share of success, and both have produced a dazzling array of talent that has gone on to achieve great things in the game.
With the two sides meeting in the Premier League for the first time in 17 years on Friday evening, we’ve taken a look through the history books to pick out some of their most scintillating clashes.
Click and scroll through the pages below.
13. Leeds United 4-3 West Ham, November 2002.
Yet another barnstorming encounter at Upton Park, with Leeds sneaking a win by the skin of their teeth in a frantic affair. The Whites took a commanding 4-1 lead into the break, but a desperate fightback took the Hammers to within a hair's breadth of rescuing a precious point. In the end though, Leeds had just a touch too much for their hosts. (Photo By Ben Radford/Getty Images) Photo: Ben Radford