Ngwá ọrụ ọgwụgwọ gas na-ekpofu ihe bụ otu n'ime ihe ndị dị mkpa na usoro mmepụta ihe mmepụta ihe, nke a na-eji eme ihe n'ụzọ dị irè gas na-ekpofu ihe na ihe ndị na-emetọ ya na-emepụta site na mmepụta ihe.
A na-ekewa Axle Shafts ụzọ abụọ: axle n'ihu na axle azụ.
Ihe mejupụtara ya bụ ihe ndị a: mgbanaka dị n'ime, mgbanaka mpụta, ihe na-akpụ akpụ, oghere, oghere etiti, ngwaọrụ akara, mkpuchi ihu na ngọngọ azụ na ngwa ndị ọzọ.
The axle bụ aro na-ejikọta isi reducer (iche) na ụgbọala wiil.
Ndụ ọrụ nke ibu gwongworo dịgasị iche dabere n'ọtụtụ ihe, mana ọ na-adịkarị n'etiti 100,000 km na 200,000 km.
A ga-akụchi ihe nzacha mmanụ ahụ, na-eme ka mmanụ ahụ ghara ịgafe nke ọma, si otú a na-emetụta arụmọrụ engine. Ya mere, ọ dị ezigbo mkpa iji dochie ihe nzacha mmanụ mgbe niile.