Assault Amphibious Vehicle

The Assault Amphibious Vehicle (AAV)—official designation AAV7 (Assault Amphibious Vehicle, Model 7), formerly known as LVT7 (Landing Vehicle, Tracked, Model 7)—is a fully tracked amphibious landing vehicle manufactured by BAE Systems Platforms & Services (previously by United Defense, a former division of FMC Corporation). The AAV7 was the primary amphibious troop transport of the United States Marine Corps from the 1970s until the first half of the 2020s.

Source: Wikipedia — Assault Amphibious Vehicle (CC BY-SA 4.0)