Kammala jumla mai zuwa: An yi amfani da Fiat-Ansaldo M11/39 matsakaiciyar tanki daga 1940 ta farkon lokacin Yaƙin Duniya na II. An ci gaba da M11/39 a matsayin "tankar nasara" ("Carro di Rottura"). An maye gurbinsa da Fiat-Ansaldo M13/40 matsakaiciyar tanki wanda aka yi amfani da shi a cikin
Yaƙin Girka da yaƙin Arewacin Afirka. Ba a yi amfani da M13/40 a Gabas ta Gabas ba; Sojojin Italiya a can suna sanye da &lt;a href="Fiat%20L6/40"&gt;Fiat L6/40&lt;/a&gt;s da &lt;a href="Semovente%2047/32"&gt;Semovente 47/32&lt;/a&gt; tank destroyers. Armament ya isa ga 1940 <unk> 41, amma bai ci gaba da karuwa da makamai da wuta a kan Allied ko Jamus tankuna da kuma anti-tank bindigogi; da engine aka underpowered kuma unreliable, wani yanayin worsened da m hamada sauyin yanayi da kuma na farko rashin horo na su crews. Farawa a cikin 1942, Sojojin Italiya sun fahimci raunin wuta na jerin M13/40 kuma sun yi amfani da &lt;a href="Semovente%2075/18"&gt;Semovente 75/18&lt;/a&gt; makami mai motsi da kansa tare da tankuna a cikin rukunin mayakan su, wanda ya tabbatar da iya lalata matsakaitan tankunan abokan gaba.