[rpmerf]

You have the steering box.
Connected to the steering box is the pitman arm.
Connected to the pitman arm is the center link or drag link.
There is another thing supporting the center / drag link on the pass side of the frame, that is the idler arm.
Between the center / drag link to the knuckle / spindle. You have an inner tie rod connected to the center / drag link. You have an outer tie rod connected to the knuckle / spindle. Between the tie rods is the tie rod adjusting sleeve.