SD2:SU-57

 is a Soviet Recon unit in Steel Division II.

Background
SU-57 was the Soviet designation for the American T48 Gun Motor Carriage. These Vehicles were originally sent to United Kingdom for the Western Desert Campaign. After the Western Desert Campaign was won, T48 were sent to Soviet Union.

These Tank Destroyers were organized into separate tank destroyer brigades with three battalions of 60 SU-57 each and serve in separate Motorcycle Battalions and Regiments replacing Anti-tank battery and battalions to provide fire support to the lightly armored recon teams.