Assembly of a vehicle, having a guide rail comprising a connection assembly

An assembly of a vehicle, comprising

• a floor assembly which is arranged in a stationary manner in the vehicle and which comprises at least one connection opening, and
• an adjusting device for longitudinal adjustment of an interior assembly which comprises a guide rail which is to be connected to the floor assembly and extends along a longitudinal direction, and an adjusting assembly which is guided on the guide rail, along the longitudinal direction, and is associated with the interior assembly,
• wherein the guide rail comprises at least one connection assembly for connection to the floor assembly,
• wherein the at least one connection assembly comprises a hollow bolt which is arranged on the guide rail, and a screw element which is rotatable relative to the hollow bolt, wherein the hollow bolt comprising the screw element arranged thereon can be inserted into the at least one connection opening of the floor assembly and can be fixed to the floor assembly by twisting the screw element on the hollow bolt.