"M520 Goer" . . "1972" . "M520 Goer" . . . . "M553 'Goer'" . "Caterpillar M520 series 'Goer" . "M520" . . . "M877 'Goer'" . "six-speed" . . . . "M877 Goer" . . . . . . . . . "'Goer" . . . "\u041C52\u04101" . "M520 'Goer'" . "5.969" . "M553 / M559 / M877" . . "9.652" . "1976" . "M553 Goer" . "2.4384" . "'Goer'" . "M520 8-ton 4x4" . . . . . . "1.22472E7" . "M559 'Goer'" . . . "2.7432" . . . "Caterpillar M520 series" .