This is, after all, a club who, for the last quarter of a century, has only ever had one manager, and one of the most successful in the game at that.
Over the last two decades, the production line at the self-styled Theatre of Dreams has churned out trophy after trophy under the Ferguson era—38 to be precise—with United becoming one of the most recognised—and well supported—global brands in sport.
And that's why David Moyes, once manager of humble Preston North End, is now one of the most talked-about coaches in football.
When the new Premier League season gets underway come August, the world's spotlight will be pointing squarely on the shoulders of the ex-Everton chief, as the footballing universe waits to see if he can replace the irreplaceable.
With Ferguson taking a place on the club's board, it may not be too surprising if he whispers the occasional word of advice or two into his fellow Scotsman's ear, and Moyes would be wise to take heed.
Here, we take a look at five things David Moyes must learn from Sir Alex Ferguson.