Bọldozer SD9N bụ ụdị dozer nwere oghere dị elu, draịvụ hydraulic ozugbo, kwụsịtụrụ ọkara na njikwa hydraulic. Ejiri ike na-ekewa ụdị hydraulic-mechanic ụdị ntụgharị torque, mbara ala, ngbanwe ike na nnyefe njikwa otu lever.