The M1 Abrams main battle tank has undergone significant evolution since its 1980 service entry to remain a dominant force.

The FCS also included night vision sights for the ... the 105 mm gun would later be phased out. The M1A1 upgrade was released just five years after the Abrams' acceptance into service in 1985.

The M1A2 Abrams is a formidable main battle tank used ... Its primary armament includes a 120mm Smooth Bore gun capable of firing various types of ammunition, enhancing its effectiveness against ...

The original M1 Abrams, introduced in 1978, was known simply as the M1. In 1985, a new version, with a new M256 120mm main gun and depleted ... separate thermal sight for the gunner, new ...

U.S.-made Abrams main battle tanks will soon be rolling ... They will have a 120mm main gun and a 50-caliber heavy machine gun fitted, the Pentagon said. "This is about getting this important ...

Don't get me wrong, it's tight, especially when you're preparing to fire the main gun and you ... unlike the Abrams, was not something I liked. The Leclerc had really good sights at the time ...