Ruben’s charges were also decked out in the same set of colours for the 2-2 draw at Everton, but that is the only time that has been the case this term.
Spurs, who are the designated home team, look certain to be in their traditional white jerseys, with blue shorts, but have still to confirm this.
You can follow all the build-up to the season-defining showdown on ManUtd.com and in the United App.