Battle Tank M1A1 Abrams Wallpaper, #3537

During M1 "Abrams" main battle tank serial production there were made some modernization stages. First stage begun in 1984 already, after four years after the beginning of the serial production, and projected to increase frontal defense and apply new M733 projectile with increased armor-piercing ability. This modification was idexed M1E1 and it was step to the new ability modification.

Second and third modernization stages were made accordingly in 1985 and 1988 and led developing M1 "Abrams" main battle tank modernization M1A1 as new modification had a number greater abilities than it’s predecessor. M1A1 differed firstly in greater firepower and increased defense. Since 1988 M1A1 modification was produced with built-in precipitant uranium armor. In 1986 first modernized M1A1 "Abrams" entered service in US Armed Forces. Firstly they were deployed in US tank forces in German Federation Republic.