The M1A1 series, produced from 1985 through 1993, replaced the M1’s 105mm main gun with a 120mm gun and incorporated numerous other enhancements, including an improved suspension, a new turret, increased armor protection, and a nuclear-chemical-biological protection system. Three versions of the Abrams tank are currently in service the original M1 model, dating from the early 1980s, and two newer versions, designated M1A1 and M1A2. Production of new M1A1 and M1A2 Abrams tanks is in its final phase for Foreign Military Sales. Over 8,800 M1 and M1A1 tanks have been produced for the US Army and Marine Corps, and the armies of Egypt, Saudi Arabia and Kuwait. Production of M1A1 tanks for the US Army is complete. The Abrams Tank System synchronizes its high tempo, distributed manuever via its digitized situational awareness and the fusion of onboard and remote battlefield sensors. It is capable of engaging the enemy in any weather, day or night on the multi-dimensional, non-linear battlefield using its firepower, manuever, and shock effect.

The purpose of this vehicle is to provide mobile firepower for armored formations of sufficient capability to successfully close with and destroy any opposing armored fighting vehicle in the world, while providing protection for it's crew in any conceivable combat environment.

It is the backbone of the armored forces of the United States military, and several of US allies as well. Abrams, former Army Chief of Staff and commander of the 37thĪrmored Battalion. The M1 Abrams Main Battle Tank (MBT) is the namesake of the late GeneralĬreighton W.

Main battle tank definition