Sturmpanzer IV - Brummbär

known by the nickname Brummbär (German: “Grumbler“, not “Grizzly Bear“) by Allied intelligence[1], a name which was not used by the Germans. German soldiers nicknamed it the “Stupa“,[2] a contraction of the term Sturmpanzer. The Sturmpanzer IV (also known as Sturmpanzer 43 or . 166) was a German armoured infantry support gun based on the Panzer IV chassis used in the Second World War. It was used at the Battles of Kursk, Anzio, Normandy,