Kale, ma wheel hub bearing a magalimoto ankagwiritsa ntchito ma single row tapered roller kapena ball bearing awiriawiri. Chifukwa cha chitukuko cha ukadaulo, galimoto hub unit yakhala ikugwiritsidwa ntchito kwambiri m'magalimoto. Kuchuluka kwa ma hub bearing unit ndi kuchuluka kwa ma hub bearing unit kukuwonjezeka tsiku ndi tsiku, ndipo tsopano yakula kufika ku m'badwo wachitatu: m'badwo woyamba umapangidwa ndi ma double row angular contact bearing. M'badwo wachiwiri uli ndi flange panja pa raceway yokonzera bearing, yomwe imatha kungoyika bearing pa axle ndikuyikonza ndi nati. Pangani kukonza galimoto kukhala kosavuta. Gulu lachitatu la wheel hub bearing unit limagwiritsa ntchito kuphatikiza kwa bearing unit ndi anti lock brake system ABS. Gulu la hub limapangidwa ndi flange yamkati ndi flange yakunja. Flange yamkati imakhazikika pa drive shaft ndi ma bolts, ndipo flange yakunja imayika bearing yonse pamodzi. wheel hub bearing yosweka kapena yowonongeka kapena wheel hub unit idzapangitsa galimoto yanu kulephera kosayenera komanso kokwera mtengo pamsewu, komanso kuwononga chitetezo chanu.