WHEEL ARCH AND WHEEL

The invention relates to a wheel arch to be coupled to a tyre (4) of a wheel, that has a liner (1) to go around a tread, a frame (2) for supporting the liner (1) and providing rigidity to the wheel arch, and fixing means for fixing the frame (2) to the tyre (4). The invention also relates to a wheel comprising various wheel arches of the above-mentioned type.