Iibhampa zinemisebenzi yokukhusela ukhuseleko, ukuhombisa isithuthi, kunye nokuphucula iimpawu ze-aerodynamic zesithuthi. Ngokwembono yokhuseleko, xa kwenzeka ingozi yengozi yesantya esiphantsi, imoto inokudlala indima yokukhusela imizimba yemoto yangaphambili neyangasemva; inokudlala indima ethile ekukhuseleni abahambi ngeenyawo xa kwenzeka ingozi kubahambi ngeenyawo. Ngokuphathelele inkangeleko, iyahombisa kwaye ibe yinxalenye ebalulekileyo yokuhombisa inkangeleko yemoto; kwangaxeshanye, i-bumper yemoto ikwanempembelelo ethile ye-aerodynamic.
Kwangaxeshanye, ukuze kuncitshiswe ukwenzakala kwabantu abakwimoto xa kwenzeka ingozi ecaleni, kudla ngokufakelwa i-cango bumper emotweni ukuze komelezwe amandla okulwa nokungqubana kocango lwemoto. Le ndlela iyasebenza, ilula, kwaye ayinatshintsho lukhulu kwisakhiwo somzimba, kwaye isetyenziswa kakhulu. Ukufakelwa kwe-cango bumper kukubeka imiqadi emininzi yentsimbi enamandla aphezulu ngokuthe tye okanye ngokugobileyo kwiphaneli yocango locango ngalunye, edlala indima yee-bumpers zangaphambili nangasemva zemoto, ukuze yonke imoto ibe nee-bumpers "ezikhusela" icala langaphambili, langasemva, lasekhohlo, nelasekunene lemoto. , zenze "udonga lobhedu", ukuze abantu abakwimoto babe nendawo ekhuselekileyo ephezulu. Ewe kona, ukufaka olu hlobo lwe-cango bumper ngokuqinisekileyo kuya kunyusa ezinye iindleko kubavelisi bemoto, kodwa kubantu abakwimoto, ukhuseleko kunye nokhuseleko luya kwanda kakhulu.