The Sturmgeschütz IV (SdKfz 167) was a slightly modified Sturmgeschütz IIIassault gun superstructure mounted on a Panzer IV chassis. Around 1100 were built starting in 1943. Early version StuG III Ausf. ... The Brummbar was a German assault gun used in World War II An assault gun is an armoured fighting vehicle similar to a tank, but typically does not have a traversable turret, and may have an open roof. ... The Panzerkampfwagen IV (PzKpfw IV), more commonly referred to as the Panzer IV, was a German medium tank used in World War II. History The Panzer IV was the workhorse of the German tank corps, being produced and used in all theatres of combat throughout the war. ...
The StuG IV was known as a very effective tank killer, especially on the Eastern Front. The Eastern Front was the theatre of combat between Nazi Germany and its allies against the Soviet Union during World War II. It was somewhat separate from the other theatres of the war, not only geographically, but also for its scale and ferocity. ...
The vehicle was produced by Krupp due to the need for more assault guns. The reason for using the Pz. IV chassis was that Krupp didn't produce the Pz III. The Krupp family is a prominent 400-year-old German family from Essen, famous for their steel production and manufacture of ammunition and armaments. ...
It had a 4 man crew, and was issued mainly to infantry divisions.
External links
Panzer World (http://www.panzerworld.net/stugiv.html)