Rack End

converts circular motion of the steering wheel to straight line motion at the wheels The rack ends are the connections between steering rack and the outer tie rod ends

Tie Rod End

Tie rod ends are a part of the steering system. Tie rods connect the spindle, on which your front wheel is mounted on one end, to the steering gear mechanism on the other end.

Stabilizer Link

stabilizer link, connects the vehicles left and right wheels through short links, reducing body roll whilst cornering, and absorbing shocks from potholes and uneven road surfaces.

Control Arm

he control arms allow a driver to steer a car while also guiding the wheels up and down with the road surface

Ball Joint

In an automobile, 

ball joints are spherical bearings that connect the control arms to the steering knuckles