The Armored Gun System was a U.S. Army competition in the 1990s to design a light tank to replace the M551 Sheridan and TOW-equipped HMMWVs. It was the ultimate incarnation of several research program
The M551 "Sheridan" AR/AAV was a light tank developed by the United States and named after Civil War General Philip Sheridan. It was designed to be landed by parachute and to swim across rivers. It wa
M551 Sheridan AR/AAV
XM551, pilot #1
XM551, pilot #12
A 76 mm gun is installed on an M551 at Rock Island Arsenal, March 1967