Development started in the spring of 1942. After trials in the fall of 1942, the decision was made to replace the 57-mm gun with a 75-mm gun. Two prototypes were manufactured. The vehicle saw neither mass production nor service.
Overtank offers Gun Marks for every tank, and various other services such as coaching. Interested? Visit Overtank
3-inch AT Gun M7 (damage per shot: 110):
57 mm Gun M1 (damage per shot: 75):
76 mm AT Gun M1A1 (damage per shot: 115):
3-inch AT Gun M7 (damage per shot: 110):
57 mm Gun M1 (damage per shot: 75):
76 mm AT Gun M1A1 (damage per shot: 115):
Expected
frags:
1.14
Expected
spot
1.35
Expected
defense points
1.40
Expected
winrate
54.13%