- Nation
- USSR
- Tier
- 5
- Class
- Heavy Tank
- Premium
- No
- Gift
- No
- Wheeled
- No
- Credits
- 390.000
- Gold
- 0
- Views
- 4
Development started at the end of 1938. A prototype was produced in August 1939. The vehicle first saw combat in December 1939 at the Mannerheim Line. The tank was mass-produced from March 1940 through August 1942, with a total of 2,769 vehicles manufactured.
Researchable next tanks
-
USSR · Tier 6 · Heavy Tank
-
USSR · Tier 6 · Heavy Tank
-
USSR · Tier 6 · Heavy Tank
Default configuration

Radio
10RK
Signal range (m) | 440 |

Engine
M-17T (KV-1)
Power (hp) | 540 |
Fire chance | 0.20 |

Gun
76 mm ZiS-5 (KV-1)
Reload (s) | 4.29 |
Fire rate | 14.000 |
Aim time (s) | 2.29 |
Dispersion | 0.460 |
Traverse (°/s) | 39 |
Ammo max | 77 |
Elev (°) | 28 |
Depress (°) | 8 |

Chassis
KV-1 mod. 1940
Load limit (kg) | 0 |
Traverse (°/s) | 23 |

Turret
KV-1 LKZ mod. 1941
HP | 128 |
Armor F/S/R | 90/75/75 |
Traverse (°/s) | 24 |
View range (m) | 310 |
All modules
Radio (1)

10RK
• 18.600 cr DEFAULT Signal range (m) | 440 |
Engine (2)

M-17T (KV-1)
• 13.460 cr DEFAULT Power (hp) | 540 |
Fire chance | 0.20 |
Next modules: V-2K (KV-1)

V-2K (KV-1)
• 23.050 cr Power (hp) | 550 |
Fire chance | 0.15 |
Gun (3)

76 mm ZiS-5 (KV-1)
• 33.400 cr DEFAULT Reload (s) | 4.29 |
Fire rate | 14.000 |
Aim time (s) | 2.29 |
Dispersion | 0.460 |
Traverse (°/s) | 39 |
Ammo max | 77 |
Elev (°) | 28 |
Depress (°) | 8 |

122 mm U-11 (KV-1)
• 45.920 cr Reload (s) | 11.43 |
Fire rate | 5.250 |
Aim time (s) | 2.86 |
Dispersion | 0.570 |
Traverse (°/s) | 33 |
Ammo max | 32 |
Elev (°) | 28 |
Depress (°) | 7 |
Unlocks tanks: KV-2
Chassis (2)

KV-1 mod. 1940
• 4.020 cr DEFAULT Load limit (kg) | 0 |
Traverse (°/s) | 23 |
Next modules: KV-1 mod. 1941

KV-1 mod. 1941
• 9.550 cr Load limit (kg) | 0 |
Traverse (°/s) | 24 |
Turret (2)

KV-1 LKZ mod. 1941
• 9.380 cr DEFAULT HP | 128 |
Armor F/S/R | 90/75/75 |
Traverse (°/s) | 24 |
View range (m) | 310 |
Next modules: KV-1 ChTZ mod. 1942

KV-1 ChTZ mod. 1942
• 9.900 cr HP | 168 |
Armor F/S/R | 110/110/110 |
Traverse (°/s) | 24 |
View range (m) | 310 |
Next modules: 85 mm F-30 (KV-1)