Isakhelo esingaphambili seBumper ibhekisa kwinkxaso esisigxina yeqokobhe le-bumper, kwaye isakhelo seBusper ngaphambili sikwayindawo yokuchasana nengqungquthela. Sisixhobo esisetyenziselwa ukunciphisa ukufunxa kwamandla okungqubana xa imoto inomsebenzi, kwaye inefuthe elikhulu lokukhusela emotweni.
I-bumper yangaphambili iqulunqwe i-beam enkulu, ibhokisi yokufumana amandla, kunye neplate yokunyusa iqhagamshelwe emotweni. Zombini i-beam enkulu kunye nebhokisi yokufumana amandla inokufumana ngokufanelekileyo amandla okungqubana kwimeko yokungqubana okuphantsi kwemoto kwaye kunciphise umonakalo womzimba obangelwe ngumkhosi wefuthe. Ke ngoko, isithuthi kufuneka sixhotyiswe nge-bumper ukukhusela imoto kwaye sikhusele ukhuseleko lwabahlali emotweni.
Abahlobo abaqhelene kakhulu neemoto bayazi ukuba i-bumper skeleton kunye ne-bumper zizinto ezimbini ezahlukeneyo. Zijongeka zahlukile kwaye zisebenze ngokwahlukileyo kuxhomekeka kwimodeli. I-bumper ifakwe kwi-skeleton, bobabini ayingenganye, kodwa zimbini izinto.
I-Bumper Skeleton sisixhobo sokhuseleko esinokhuseleko emotweni. I-Bumper Skeleton yahlulwe yaba yi-bumper yangaphambili, i-bumper ephakathi kunye ne-bumper engasemva. Isakhelo esingaphambili seBumper sibandakanya i-bar ye-Bight Bight Bigh, i-Bracket yasekunene yesakhelo esingaphambili, i-Bracket yasekhohlo yesakhelo esingaphambili seBumper, kunye nesakhelo esingaphambili seBumper. Zonke zisetyenziselwa ukuxhasa indibano yangaphambili ye-bumper.