Wheel unit of a vehicle and a valve assembly for a wheel unit

A wheel unit (1) of a vehicle having a rim (2) on which a tire that is or can be inflated with a fluid, in particular air, is or can be mounted, and having a hub which can rotate about an axis of rotation (T) and to which the rim (2) is or can be connected, wherein the hub comprises:

• a hub body (3) in which a control element (4) that is mounted such that it is displaceable relative to the hub body (3) in the direction of the axis of rotation (T) between a first position and a second position is at least regionally accommodated, wherein at least one fluid channel (5) which fluidically connects the tire to a first space (6), in particular an annular space, formed between the control element (4) and the hub body (3) is configured in or on the rim (2), wherein, in the first position of the control element (4), a fluidic connection between the first space (6) and a second space (7) formed between the control element (4) and the rim (2), a wheel flange of the rim (2), is interrupted, and wherein, in the second position of the control element (4), a fluidic connection between the first space (6) and the second space (7) is established.