12th Armor Brigade Guadarrama

1st División Blindada Brunete 

Hq 1st Armor Division

11th Light Anti-aircraft Artillery Group

​11th  Regiment de Ingeniero 

1st División Blindada Brunete 

14th Armored Cavalry Regiment Villaviciosa

11th Logistics Group

11th Field Artillery Group

11th Mechanized Brigade Extremadura

Advanced

​Assault