Nā ʻāpana excavator E55 Track roller

ʻO kaʻO Caterpillar E55 kaʻa kaʻahe mea nui o ka E55 excavator chassis. Lawe ia i ke kaumaha o ke kino mīkini a hōʻoia i ka paʻa o nā mea hana. Hana ʻia ia me nā mea ʻano kiʻekiʻe me ke kūpaʻa ʻaʻahu maikaʻi a hiki ke hoʻololi i nā kūlana hana paʻakikī. Hoʻopili maikaʻi ia me ka chassis a maʻalahi e hoʻokomo, he mea koʻikoʻi ia i ka hana paʻa o ka excavator.