|Engine Power (hp)||315|
|Speed Limit (km/h)||20|
|Standard Shell Penetration (mm)||94 - 127|
|Standard Shell Damage||68 - 113|
|Rate of Fire (rounds/min)||17.8|
The vehicle was conceived as a breakthrough tank. The design project evolved from the AT-7 project, and both projects were submitted at the same time. No prototypes were built because the A39 Tortoise was preferred.