|Engine Power (hp)||400|
|Speed Limit (km/h)||35|
|Standard Shell Penetration (mm)||69 - 115|
|Standard Shell Damage||120 - 200|
|Rate of Fire (rounds/min)||8.6|
The heavy-armored assault variant of the M4A3(75)W. The vehicle featured additional 38-mm armor plates, enhanced transmission compartment hatch, and a new turret with enhanced armor that was developed on the basis of the T23 turret.