The Abrams features a well- armed, heavily armored and highly mobile offensive armored ground warfare. Other features include the use of powerful gas turbine engine, a sophisticated composite armor and separate ammunition storage in a blow-out compartment for crew safety.
The Abrams was designed by Chrysler Defense.
During World War II, an average of 17 rounds took a Sherman Tank to destroy an enemy tank 700 meters way.
Further upgrades include depleted uranium armor for all variants.
During Operations Desert Shield and Desert Storm and for Bosnia, some M1A1s were modified with armor upgrades.
There are over 8,800 M1 and M1A1 tanks produced at $2,350,000- $4,300,000 per unit depending on the variant.