O pa'u uili ta'avale masani o lo'o faia i ni seti se lua o pa'u ta'amilosaga ta'ape po'o polo polo.O le faʻapipiʻiina, faʻafefeteina, faʻamaufaʻailogaina ma le kiliaina o fetuutuunaiga o bearings o loʻo faʻatinoina uma i luga o le laina gaosiga o taavale. le tulaga o le tausiga, e manaomia foi e faamama, gaʻo ma fetuutuunai le bearing.Wheel hub tauaveina iunite o loo i totonu o le tulaga masani angular sootaga paʻu polo ma tapered roller bearings, i luga o le faavae o le a lua seti o le tauaveina atoa, ua i ai le. e lelei le faʻatinoga o le faʻatulagaina o faʻasalalauga, e mafai ona faʻaumatia, mama mama, fausaga faʻapipiʻi, gafatia tele o uta, mo le faʻamaufaʻailogaina aʻo leʻi utaina, ellipsis fafo uili uʻu faʻamaufaʻailoga ma mai le tausiga ma isi, ma ua faʻaaogaina lautele i taavale, i totonu o se loli. e iai fo'i ma uiga fa'asolosolo fa'alautele le talosaga.