Click the image to view more photos from pre-derby training at Carrington
The Reds were put through their paces on Friday at Carrington as plans are put in place for the big game.
Check out the images of the players working hard in front of the watchful eye of first-team coach Rene Meulensteen.
More: Smalling calls for derby focus | Boss - No rest for Robin
Copyright, Manchester United Ltd, 2014 Photography provided by Manchester United Ltd and Getty Images