belt driven by camshaft

chain driven by crankshaft

belt driven by drive shaft

belt driven by crank shaft

improves steering comfort when steering wheel is turned to effect small changes in the direction of forward motion

allows the steering wheel to be turned by a greater amount when steering

make the steering more responsive

reduces the amount of kick back for large steering angles

upper bracket

lower bracket

tilt bracket

steering yoke joint

tie rod

sector gear

pivot

spline

reduce the amount of noise generated

reduce the amount of sliding resistance

can deal with movement of the suspension both vertically and in other directions

improve the force transmission speed