Nk'uruganda rufite uburambe bw'imyaka irenga 30 mu bukonje, ikigo cya colku gifite imiyoboro y'ibicuruzwa igera kuri 60. Frigo ntoya zo mu modoka, firigo zo mu nkambi, firigo zigendanwa, firigo zo mu bwoko bwa RV, nibindi byose ni imbaraga. Imwe muri GC series, firigo yo hanze ya GC60, ifite ubushobozi bwa 59L, ingufu za 12v/24v zisabwa, ibyuma bikingira amashanyarazi bikoresha ingufu nyinshi, hamwe n'ibikoresho bya HIPS imbere. Ifite imiyoboro n'amapine icyarimwe, ishobora gutanga umusaruro mwiza haba hanze cyangwa mu nkambi.