I-steering knuckle, eyaziwa ngokuba yi-"sheep horn", yenye yezona ndawo zibalulekileyo kwi-axle ye-steering axle yemoto, enokwenza imoto iqhube kakuhle kwaye idlulise icala lokuqhuba ngendlela enovelwano. Umsebenzi we-steering knuckle kukuhambisa nokuthwala umthwalo ongaphambili wemoto, ukuxhasa nokuqhuba ivili elingaphambili ukuze lijikeleze i-kingpin ukuze imoto ijike. Xa imoto isebenza, ithwala umthwalo onokuthi utshintsheke, ngoko ke kufuneka ibe namandla aphezulu.
I-steering knuckle iqhagamshelwe nomzimba wesithuthi ngee-bushings ezintathu kunye nee-bolts ezimbini, kwaye iqhagamshelwe nenkqubo ye-brake ngokusebenzisa umngxuma wokufaka ii-brake we-flange. Xa imoto iqhuba ngesantya esiphezulu, ukungcangcazela okudluliselwa ukusuka kumphezulu wendlela ukuya kwi-steering knuckle ngetayara yeyona nto iphambili esiyiqwalaselayo kuhlalutyo lwethu. Ekubaleni, imodeli yesithuthi ekhoyo isetyenziselwa ukusebenzisa i-4G gravity acceleration kwisithuthi, ukubala amandla okuxhasa impendulo yamanqaku amathathu asembindini we-steering knuckle kunye namanqaku asembindini eembobo ezimbini zokufaka ii-bolt njengomthwalo osetyenzisiweyo, kunye nokunciphisa ii-degrees ezili-123456 zenkululeko yazo zonke ii-nodes kubuso bokugqibela be-flange edibanisa inkqubo yokuqhobosha.