In the Soviet Union with the deployment of mass production of specialized artillery tractors seriously overdue. By the end of 1940 1798 "Comintern" and about 600 "Voroshilovtsev" was released. Given the presence of 2839 tractors STZ-5 (not counting C-2, the production of which in the autumn of 40 th year just beginning) recruited about 5.2 thousand. Tractors, in 1941 it was planned to release another 5 thousand. STZ-5, 2 thousand. C-2, 700 "Voroshilovtsev" t. e. to increase the number of crawler tractors Red Army more than doubled. Grandiose plans are successfully implemented. By early June 1941, the ranks were 6.7 thousand. Tractors STZ-5 and C-2, more than 2.5 thousand. "Comintern" and "Voroshilovtsev" t. E. About 9.2 thousand. Specialized artillery tractors. (17, p. 31) This amount has already exceeded the total population (8.7 ths.) Of heavy artillery systems, consisting in the Red Army (3817 howitzers of 152 mm. 2603 gun-howitzer 152 mm, 1255 guns, 122 -mm, 871-mm howitzer 203, 147 guns and a large specific capacity). (9, pp. 248-250) In addition, the troops even before the otkrytoymobilizatsii there were about 28 thousand. Agricultural tractors, which was more than twice the total number of "objects for towing," that is. E. 122 mm divisional howitzers and heavy anti-aircraft guns caliber 76 mm and 85 mm. Here on this "weighty, coarse, visible" material basis and implemented deployment plans for unprecedented power armored units: mechanized corps of the Red Army.