 The total number of Sherman tanks sent to the USSR under Lend-Lease represented 18.6% of all Lend-Lease Shermans.The first 76 mm-armed M4A2 Shermans started to arrive in Soviet Union in the late summer of 1944.By 1945, some Red Army armoured units were standardized to depend entirely on the Sherman Such units include the 1st Guards Mechanized Corps, the 3rd Guards Mechanized Corps and the 9th Guards Mechanized Corps, amongst others.