Evolution Of KV-1 (1939-2022)

KV-1 Model 1939 Caliber: 76.2 mm (L-11 gun) Year of Production: 1939 KV-1 Model 1940 Caliber: 76.2 mm (F-32 gun) Year of Production: 1940 KV-1 Model 1941 Caliber: 76.2 mm (ZiS-5 gun) Year of Production: 1941 KV-1S Caliber: 76.2 mm (ZiS-5 gun) Year of Production: 1942 KV-1 Model 1942 Caliber: 76.2 mm (ZiS-5 gun) Year of Production: 1942 KV-85 Caliber: 85 mm (D-5T gun) Year of Production: 1943 KV-2 Model 1939 Caliber: 152 mm (M-10T howitzer) Year of Production: 1939-1941 KV-2 Model 1940 Caliber: 152 mm (M-10T howitzer) Year of Production: 1940-1941 KV-8 Caliber: 45 mm (20K gun) and flamethrower (ATO-41) Year of Production: 1942 KV-8S Caliber: 45 mm (20K gun) and flamethrower (ATO-42) Year of Production: 1942 KV-9 Caliber: 122 mm (U-11 howitzer) Year of Production: 1942 (prototype) KV-13 Caliber: 85 mm (D-5T gun) Year of Production: 1942 (prototype) KV-14/SU-152 Caliber: 152 mm (ML-20S gun-howitzer) Year of Production: 1943 KV-3 Caliber: 107 mm (ZiS-6 gun) Year of Production: 1941 (prototype) KV-4 Caliber: 107 mm (ZiS-6 gun) Year of Production: 1941 (prototype) KV-5 Caliber: 107 mm (ZiS-6 gun) Year of Production: 1941 (prototype) KV-7 (Object 227) Caliber: 76.2 mm (ZiS-5 gun) x 2 and 45 mm (20K gun) Year of Production: 1941 (prototype)