steering column
US /ˈstɪrɪŋ ˌkɑːləm/
UK /ˈstɪrɪŋ ˌkɑːləm/

1.
a shaft that connects the steering wheel to the steering mechanism of a vehicle
:
•
The mechanic had to replace the entire steering column.
•
He adjusted the height of the steering column for a more comfortable driving position.