III
T56 GMC
Add the vehicle with its basic configuration to comparison
T56 GMC
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Add the vehicle with its basic configuration to comparison
Collectors' Vehicles
Development of a 3 inch self-propelled gun on the M3A3 Stuart chassis started in September 1942. Trials on the Aberdeen Proving Ground in November demonstrated that the gun was too heavy for the light tank chassis. Never entered mass production.
Nation
U.S.A.
U.S.A.
Tier
Tier
III
Type
Tank Destroyers
Tank Destroyers
Cost
Credits
30,000
Experience
0
Crew
Modules
T56 GMC
Continental W-670
SCR 510
3-inch AT Gun M7
T57 GMC
Continental W-670 Series 12
SCR 610
57 mm Gun M1
Wright Continental R-975C1
SCR 619
Characteristics
Firepower
110
/
110
/
175
HP
Damage
101
/
157
/
38
mm
Armor Penetration
5.60 s
Gun reload time
10.71 rounds/min
Rate of Fire
1,178 HP/min
Damage per Minute
2.20 s
Aiming Time
0.42 m
Dispersion at 100 m
70 pcs
Ammo Capacity
Mobility
14.97 / 15 t
Weight/Load Limit
262 hp
Engine Power
17.50 hp/t
Specific Power
50 km/h
Top Speed
28 deg/s
Traverse Speed
44 deg/s
Gun Traverse Speed
Survivability
285 HP
Hit Points
38 / 25 / 12 mm
Hull Armor
10.03 s
Suspension repair time
Spotting
290 m
View Range
325 m
Signal Range
Characteristics are specified for vehicles with crews trained to 100%.
