The rear axle is Heavy Duty Truck AC16 type paralleal duplex drive axle, da axle rungumi manyan giciye-section simintin axle harsashi, da kuma matsakaicin hali tonnage guda axle ne 16 tons. Howo 7 nauyi wajibi juji truck drive axle rungumi dabi biyu-mataki ragewa. tsarin da gudun rabo na 5.45, da kuma tsakiyar helical bevel gear main decelerator da wheelside planetary decelerator gudanar da biyu deceleration don ƙara torsion, kuma a lokaci guda yana iya inganta ƙasa yarda da axle.
Duka tudu na gaba na Howo 7 manyan motocin juji na HF9 nau'in tuƙi na gaba na Babban Tikitin Jirgin Sama, tare da nauyin axle guda ɗaya na tan 9, wanda ya dace da ƙafafun ƙarfe 10-bolt da tayoyin ƙarfe na karfe 12.00R20 don manyan motocin gini.Wilburco ne ke ba da fam ɗin birki don amintaccen tsaro na birki.Duka motar tana ɗaukar birkin ganga da ɗakunan iska biyu na birki, kuma faɗin takalmi mai jujjuya birki a kan gatari na baya na iya kaiwa 220mm, kuma ƙarfin iskan birki shine 0.8Mpa, tare da kyakkyawan aikin birki.Muhallin wurin ginin yana da muni sosai, ƙura, ƙarancin iska, don haka motar ta ɗauki nau'ikan matattarar iska biyu, a cikin iskar gas ɗin da za a tace matatar iska ta takarda kafin tace iskar mai, don tabbatar da cewa injin ɗin shiga cikin konewar iska ya fi tsarki.