At the end of the 1950s, engineers of Creusot-Loire developed the new vehicle on the shortened basis of the AMX 13. The vehicle featured a 155-mm gun. It was mass-produced from 1962 through 1997 with a total of 600 vehicles manufactured. The SPG is still in service in France, Argentina, Chile, Ecuador, Morocco, and other countries.
Time for the successive autoreloading of each shell into the magazine.
Characteristics are specified for Siege mode.
Characteristics are specified for Rapid mode.
Reload time of the first and second guns on double-barreled vehicles.
Characteristics are specified for vehicles with crews trained to 100%.