I-SD5K luhlobo lwethrekhi yebhulldozer epheleleyo enqunyanyiswe ngokungagungqiyo, inqanaba lolawulo lombaneⅢ,iisekethe ezimbini zolawulo lokuqhuba inkqubo yokuqhuba, ukulawulwa kombane ukuvalwa komthwalo wokuthumela inkqubo ye-hydraulic。