M577A4 Armored Treatment Vehicle information

The M577A4 Armored Treatment Vehicle (ATV) is a U.S. Army variant of the M577 Command Post Carrier made by United Defense (now part of BAE Systems) which has been modified to function as an emergency medical treatment vehicle for personnel wounded or injured on the battlefield. It replaced the M577A3 Emergency Medical Treatment Vehicle in U.S. military service and is designed to operate in conjunction with the M113A4 Armored Medical Evacuation Vehicle (AMEV).