M19 ARAT-1.

This is coolbert:

ARAT = Abrams Reactive Armor Tile.

Once more read the wiki entry reactive armor

A battalion-sized unit of American Abrams tanks now being deployed to Ukraine being equipped with reactive armor. I believe this is more correctly referred to as side or skirt armor. Enhanced protection against all sorts of antitank weaponry, missile and otherwise.

"M1 Abrams Seen Near the Frontlines in Ukraine with M19 ARAT-1 Dynamic Protection"

Jan 14, 2024.

"A video of an M1 Abrams in Ukraine near the frontlines. It is fitted with M19 ARAT-1 dynamic protection armor. How does Explosive Reactive Armor work?"

See the video:

This also:

"Ukrainian Abrams tanks get extra protection"

From https://defence-blog.com | NEWS ARMY | By Dylan Malyasov | Jan 14, 2024.

"Ukrainian soldiers are adding extra protection to their M1A1SA Abrams main battle tanks in the form of explosive reactive armor."

"Soldiers started fitting the Abrams Reactive Armor Tile (ARAT) suite on recently received tanks. The ARAT is a Tank Urban Survival Kit [TUSK] component that was mounted on Abrams tanks during deployments to the Middle East."

See prior blog entries, the TUSK Abrams tank modifications:

https://militaryanalysis.blogspot.com/2023/02/tusk.html

https://militaryanalysis.blogspot.com/2023/05/tusk-ii.html

coolbert.