Arsene Wenger’s men were put through their paces at their London Colney training base as they prepare to head to Old Trafford looking to return to winning ways.
The Gunners slumped to a surprise 1-0 defeat by Swansea City at Emirates Stadium on Monday night as their impressive unbeaten run in the Premier League came to an end.
Also pictured in action during Saturday’s training session were the likes of Mikel Arteta, Theo Walcott and David Ospina.
Arsenal head into Saturday’s game in third place in the Premier League table, two points ahead of United, who have played one match more than Wenger’s men.
Here are some of the best pictures from Saturday morning’s Arsenal training session at London Colney ahead of Sunday’s showdown at Old Trafford.
MORE: Man United latest news
MORE: Arsenal latest news
MORE: Chelsea latest news
MORE: Liverpool latest news