What about some new GVs?
Tank Iosef Stalin IS2 Model 45
Type heavy battle tank
Engine V-2 JS, 12-cylinder water-cooled diesel engine with 520 hp
Crew 4
Length 990 cm
Width 309 cm
Height 273 cm
Battle weight 46 t
Max road speed 23 mph
Max road range 150 miles
Max terrain range 131 miles
Fuel 820 litres
Vertical obstacle 100 cm
Trench crossing 286 cm
Climbing power 36°
Armour, turret front 160 mm
Armour, turret side 110 mm
Armour, turret rear 100 mm
Armour, turret roof 30 mm
Armour, hull glacis 120 mm
Armour, hull side 95 mm
Armour, hull rear 60 mm
Armour, hull top 30mm
Armour, hull bottom 30 mm
Main armament 122 mm D-25T gun with 28 rounds
Muzzle velocity 1690 fps (HEAT),
2625 fps (HE)
Shell weight 24.9 kg Armour piercing (HE), 13.2 kg HEAT, 22.6 kg HE, 24.9 kg HE-fragmentation
Penetration 500 yds 200mm/0° (HEAT), 145mm/0° (HE)
Penetration 1000 yds 200mm/0° (HEAT), 145mm/0° (HE)
Penetration 1500 yds 200mm/0° (HEAT), 145mm/0° (HE)
Penetration 2000 yds 200mm/0° (HEAT), 145mm/0° (HE)
Secondary armament 2 x DT, 1 x DShK -MG
Production from November 1943.