50 mm L/60 gun Panzer III N - armed with 75 mm L/24 gun (converted older types) Panzer III (f) - armed with flamethrower StuG III A-E - Sturmgeschütz III. Assault Gun armed with 75 mm L/24 on Panzer III chassis (Sd.Kfz. 142) StuG III F-G - Sturmgeschütz 40. Assault Gun armed with 75 mm L/43 or L/48 on Panzer III chassis (Sd.Kfz. 142/1) StuH 42 - Sturmhaubitze 42. StuG III with 105 mm light field howitzer (Sd. Kfz. 142/2) Panzer IV Panzer IV Pre-war: 211. Variants: Panzer IV A-F1 - Panzer IV with short 75 mm L/24 gun Panzer IV F2-J - Panzer IV with long 75 mm L/43 or L/48 gun StuG IV - Assault Gun. Modified superstructure of Sturmgeschütz III Ausf. G on Panzer IV chassis; armed with 75 mm L/48 gun (Sd.Kfz. 167) Jagdpanzer IV - Tank Destroyer with 75 mm L/48 gun on Panzer IV chassis (Sd.Kfz. 162) Jagdpanzer IV/70 - Tank Destroyer with 75 mm L/70 gun on Panzer IV chassis (Sd.Kfz. 162/1) Sturmpanzer IV (Brummbär) - with 150 mm field howitzer on Panzer IV chassis (Sd.Kfz. 166) Hornisse - 88 mm PaK43/1 auf Geschützwagen III/IV, later known as Nashorn (Sd. Kfz. 164) Hummel - 150 mm field howitzer on Geschützwagen III/IV chassis (Sd.Kfz. 165) Möbelwagen - Anti Aircraft. 37mm FlaK 43 L/89 on Panzer IV chassis (Flakpanzer IV Sd.Kfz.161/3) Wirbelwind - Anti Aircraft. quadruple 20mm FlaK 38 L/112.5 guns on Panzer IV chassis, with armored turret (Flakpanzer IV) Ostwind - Anti Aircraft. 37mm FlaK 43 L/89 on Panzer IV chassis, with armored turret (Flakpanzer IV) The Panzer IV was originally armed with a low-velocity 75 mm L/24 gun. In 1942 this was upgraded to a 75 mm L/43 gun, and in 1943 to a 75 mm L/48 gun. For the purposes of the above table, both these guns are classed as "long" and displayed on the same row (Ausf. F2-J). Panzer V (Panther) Variants: Panther (Panzer V) was armed with a 75 mm KwK 42 L/70 gun (Sd.Kfz. 171) Jagdpanther - Tank Destroyer with an 88 mm L/71 PaK43 gun on Panzer V chassis (Sd.Kfz. 173) Panzer VI (Tiger) Notes: Tiger I (Panzer VI E/H) was armed with an 88 mm L/56 gun (Sd.Kfz. 181) Sturmtiger - Based on Tiger I chassis. 380 mm rocket mortar on Tiger I chassis (converted from battle damaged tanks) Tiger II (Panzer VI B, also known as