 Nyorai kupfuurira kweiyi ndima - amtank ine pfuti LVTA - 1 uye LVTA - 4 yakagadzirirwa kupa rutsigiro rwemoto. Yakashongedzerwa ne75mm howitzer, iyo yekupedzisira yakaunzwa muna 1944 nguva pfupi isati yasvika Marianas mushandirapamwe uye yakanga yakabudirira zvikuru mune iyi basa sezvo yakanga ichikwanisa kuparadza masvingo eJapane sezvaakasvika pamhenderekedzo. Howitzer yaro yakawedzera pfuti ye75mm yematangi eSherman anoshandiswa nemaMarine. Zvisinei, LVT A -4 yakanga yakazaruka-yakakwirira turret iyo yakasiya vashandi vari pangozi yekurwiswa kwezvombo zvepfuti uye zvepfuti, kunyanya kune yekupedzisira, sezvo yakanga isina chero rudzi rwemashini pfuti. Kushayikwa kwezvombo zvepfuti pakupedzisira kwakagadziriswa, kunyange zvazvo shongwe yakazaruka yakaramba iripo kuitira kuchengetedza uremu. Kunyange zvazvo kazhinji kushandiswa zvakananga basa panguva landings chete kamwe yomunyika ari amtanks vakagoverwa pfuti formations kuwedzera moto simba ravo, muna Marianas mushandirapamweamtanks aishandiswa mukati menyika, zvakada kufanana nematanki enguva dzose. 