power steering

US /ˈpaʊər ˌstɪrɪŋ/
UK /ˈpaʊər ˌstɪrɪŋ/
"power steering" picture
1.

servosterzo

a system in a vehicle that uses a hydraulic or electric mechanism to reduce the effort needed to steer the wheels

:
Modern cars usually come equipped with power steering.
Le auto moderne sono solitamente dotate di servosterzo.
My old truck doesn't have power steering, so it's harder to turn.
Il mio vecchio camion non ha il servosterzo, quindi è più difficile da girare.