Constituted 5 May 1942 as the 10th Armored Division.
Activated 15 July 1942 at Fort Benning, Georgia.
Inactivated 13 October 1945 at Camp Patrick Henry, Virginia.
Major General William H. Morris Jr. Assumed command July 1944
Headquarters and Headquarters Company, 10th Armored Division
90th Cavalry Reconnaissance Squadron
55th Armored Engineer Battalion
Headquarters and Headquarters Company, Combat Command A, 10th Armored Division
Headquarters and Headquarters Company, Combat Command B, 10th Armored Division
Headquarters, Reserve Command, 10th Armored Division
3rd Tank Battalion
11th Tank Battalion
21st Tank Battalion
20th Armored Infantry Battalion
54th Armored Infantry Battalion
61st Armored Infantry Battalion
Headquarters and Headquarters Battery, Division artillery
419th Armored Field Artillery Battalion
420th Armored Field Artillery Battalion
423rd Armored Field Artillery Battalion
Headquarters and Headquarters Company, Division Trains
80th Armored Medical Battalion
132nd Armored Ordnance Battalion
150th Armored Signal Company
Rhineland, Ardennes-Alsace, Central Europe