Babban aikin shine ɗaukar nauyin da kuma samar da jagora mai kyau don juyawar cibiyar. Yana ɗaukar nauyin axial da nauyin radial. Yana da matuƙar muhimmanci. Bearing na ƙafafun mota na gargajiya ya ƙunshi saitin bearing guda biyu masu tapered rollers ko ball bearings. Ana yin shigarwa, mai, rufewa da share bearing ɗin akan layin samar da mota. Wannan tsari yana sa ya zama da wahala a haɗa shi a masana'antar mota, farashi mai yawa da rashin aminci. Bugu da ƙari, lokacin da aka kula da motar a wurin gyara, ana buƙatar tsaftace bearing, mai da kuma daidaita shi. An haɓaka na'urar bearing ɗin cibiya bisa ga daidaitaccen kusurwar ball bearing da tempered roll bearing. Yana haɗa saitin bearing guda biyu. Yana da fa'idodin kyakkyawan aiki na haɗuwa, cire daidaitawar sharewa, nauyi mai sauƙi, ƙaramin tsari, babban ƙarfin kaya, man shafawa kafin lodawa don bearing da aka rufe, cire hatimin cibiya na waje kuma ba tare da kulawa ba. An yi amfani da shi sosai a cikin motoci, Hakanan yana da yanayin faɗaɗa aikace-aikacensa a hankali a cikin manyan motoci.
