The Soviet SU-122-54 casemate tank destroyer.


SU-122-54 / СУ-122-54 / Object 600

The SU-122-54 is a casemate tank destroyer based on the T-54 tank chassis, it is armed with the 122mm D-49 L/48.4 main gun. 77 of these were made between 1954 and 1957. Currently, there is a SU-122-54 located at the Oruzhie Pobedy Museum of Military Technologies, Krasnodar, Russia. Crew of 5 (Commander, Gunner, Driver, 2 Loaders)



  • Front Hull: 100mm
  • Side and Cheek: 80mm
  • Front Lower Glacis: 100mm
  • Mantlet Shield: 100mm
  • Mantlet: 100mm
  • Mantlet Neck Shield: 50mm
  • Mantlet Ring: 50mm
  • Rear Case: 30mm
  • Rear: 45mm
  • Lower Side Hull: 80mm
  • Top: 20mm
  • Rear Lower Glacis: 20mm
  • Bottom: 20mm
  • Treads/Tracks: 18mm

Any treads/tracks placed on the hull served as a small addition of armour.


Main Gun

122mm D-49 L/48.4 main gun, equipped with 32 rounds.


14.5mm KPVT heavy machine gun. Shared 600 rounds with Coaxial.


14.5mm KPVT heavy machine gun. Shared 600 rounds with Pintle.

Other Specs

  • Weight: Around 36 Tonnes.
  • Engine: V-54-2 (V-12, Watercooled, Diesel, 520HP)
  • Suspension: Torsion Bar w/ Hydraulic Shock Absorbers.
  • Ground Pressure: 0.81kg/cm²
  • Maximum Inclination 30°
  • Maximum Fording Depth: 1.4m