Bushing yerekeza ku ntoki zikoreshwa nkigice cyumusego hanze yibice bya mashini. Bushing irashobora gukina inshingano nyinshi, muri rusange, ni ubwoko bwibigize birinda ibikoresho. Bushing irashobora kugabanya kwambara ibikoresho, kunyeganyega nurusaku, kandi bifite ingaruka zo gukumira ruswa kimwe no koroshya kubungabunga ibikoresho bya mashini.