When mounted on a casemate-armored assault gun-designated vehicle (Sturmpanzer) instead of a turreted tank, the weapon was called Sturmkanone 40 (StuK 40).
Ketika dipasang pada badan -meriam serbu lapis baja- (bahasa Jermanː Sturmpanzer) alih-alih kubah tank, meriam ini disebut Sturmkanone 40 (StuK 40).