Sithengisa izinhlobo eziningi zesilawuli kude serediyo ukuze sisetshenziswe ukhreyini, vele ungithumele isithombe nemodeli lapho uthumela umbuzo.
I-YW YWZ uchungechunge lwe-drum brake isetshenziswa kakhulu ekunciphiseni noma ekubhulekisweni kokupaka kwamanye amadivaysi okushayela ayimishini afana nemboni yokuphakamisa, imboni yensimbi, imboni yechweba kanye nemishini yokwakha.