An experimental tank destroyer that was intended to replace the SU-100. In April–May 1945, two prototypes were built and passed trials. Decent technical characteristics did not help the project succeed, and, after the end of the war, it was discontinued due to the impracticality of launching production of a new vehicle based on the war vehicles.
Time for the successive autoreloading of each shell into the magazine.
The improved system allows the time to be decreased for autoreloading the next shell upon firing the loaded shell when the corresponding indicator is displayed
Characteristics are specified for Siege mode.
The technical characteristics are displayed for the charged turbine 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%.