Iintsimbi ezidityanisiweyo zizinto ezibalulekileyo kwiinkqubo ezahlukeneyo zokuvelisa, ingakumbi kumatshini nezixhobo ezisetyenziswa kwishishini. Ezi bushing zisebenza njengebheringi zoomatshini ezenzelwe ukunciphisa ukungqubana phakathi kweendawo ezihambayo, ukuqinisekisa ukusebenza okugudileyo kunye nobomi obude bomatshini. Yakhiwe ukusuka kumdibaniso wesinyithi, i-alloy bushings zokubonisa umbala