Makina obowola amtunduwu amapangidwa ndikupangidwa motsatira muyezo wa API.
Zogwiritsira ntchito pobowolazi zili ndi ubwino wotsatirawu: mapangidwe omveka bwino ndi kusakanikirana kwakukulu, malo ochepa ogwirira ntchito, ndi kutumiza kodalirika.
Kalavani ya heavy-duty ili ndi matayala a m'chipululu ndi ma axle akulu akulu kuti azitha kusuntha komanso kugwira ntchito modutsa dziko.
Kutumiza mwachangu komanso kudalirika kwa magwiridwe antchito kumatha kusungidwa ndi msonkhano wanzeru ndikugwiritsa ntchito ma dizilo awiri a CAT 3408 ndi bokosi lotumizira ma hydraulic ALLISON.