Aikin Castle Nut shine ya gyara gaban motar da na baya ta abin hawa ta hanyar lika dunbin ta gaban axles na gaba da na baya, don haka firam da taya sun daidaita tare. Don hana kwaya daga sakowa, Dole ne a yi amfani da tsaga mai rami ta ramin tsagi an gyara shi, maƙallin sarƙoƙin da zai riƙe ƙwanƙolin ramin dole ne ya kasance ta cikin tsakiyar shaft dunƙule, shaft dunƙule yawanci yana buƙatar hakowa, duka biyu diamita na ramin da kuma ragon goro zuwa girman girman falon, kuma menene girman girman tsinin tsagi mai zurfin zurfin kayyade zabin, an zabe shi da dunƙulen shaft da rabewar rami da ƙwanƙolin shinge suna dacewa, ƙwanƙwasa ta hanyar shaft dunƙule don riƙe ƙafafun gaba da firam, tsaga ramin rami ta cikin ramin dunƙule abin ɗamara, ramin gutsiri, sa kwaya ta kwance, kar a samar da abin hawa a lokacin motsa jiki ba sako-sako ba ne.
