wheel arch
US /ˈwiːl ɑːrtʃ/
UK /ˈwiːl ɑːrtʃ/

1.
passage de roue, garde-boue
the part of a vehicle's bodywork that curves over and around a wheel
:
•
The mechanic repaired the damaged wheel arch on the car.
Le mécanicien a réparé le passage de roue endommagé de la voiture.
•
Rust often starts to appear around the wheel arches.
La rouille commence souvent à apparaître autour des passages de roue.