Chapter 21 Axle and Wheel 日儕大学 TONGII UNIVERSTTY Steering axle's structure wheel hub Kingpin主销 >Component:front member,steering knuckle,wheel hub, kingpin ,etc. Bushing The sustainment of 衬套 steering axle >Connect with Left and Thrust bearing right wheel; 0 >Connect with frame through suspension spring. Front member Steering knuckleChapter 21 Axle and Wheel Steering axle’s structure Component：front member , steering knuckle，wheel hub， kingpin ,etc. The sustainment of steering axle Connect with Left and right wheel； Connect with frame through suspension spring. Front member Steering knuckle Kingpin 主销 wheel hub Bushing 衬套 Thrust bearing