List of U.S. Army armored cavalry regiments

An armored cavalry regiment (ACR) was a regiment of the United States Army or United States National Guard organized for the specific purposes of reconnaissance, surveillance, and security. The regiment were equipped with Cavalry Fighting Vehicles, tanks and helicopters; hence the terms armored and cavalry.


 * 2nd Armored Cavalry Regiment (now a Stryker Brigade Combat Team.)
 * 3rd Armored Cavalry Regiment (now a Stryker Brigade Combat Team.)
 * 6th Armored Cavalry Regiment (since converted to an USARS aviation regiment.)
 * 11th Armored Cavalry Regiment (now a Heavy Brigade Combat Team.)
 * 14th Armored Cavalry Regiment (since converted to an USARS cavalry regiment.)
 * 107th Armored Cavalry Regiment (since converted to an USARS cavalry regiment.)
 * 108th Armored Cavalry Regiment (1968 became 1st Brigade, 30th Armored Division, 1973 became 155th Armored Brigade, now 155th Heavy Brigade Combat Team, MS ARNG)
 * 116th Armored Cavalry Regiment (since converted to an USARS cavalry regiment.)
 * 150th Armored Cavalry Regiment (West Virginia, 1955-1968)
 * 163rd Armored Cavalry Regiment (since converted to an USARS cavalry regiment.)
 * 278th Armored Cavalry Regiment (now a Heavy Brigade Combat Team.)
 * 300th Armored Cavalry Regiment (1948 (Disbanded 1952))
 * (1st Battalion redesignated)
 * 301st Armored Cavalry Regiment (1948 (Disbanded 1950))
 * 302nd Armored Cavalry Regiment (1948 (Disbanded 1952))