A motor vehicle with a seat bench which includes a seat surface which is approximately horizontal in a normal position and a backrest which is approximately vertical in the normal position, wherein the seat surface and the backrest are adjustable into a partition position in which the seat surface and the backrest adopt an at least approximately vertical position and the backrest is arranged above the seat surface. The backrest upper edge is in contact with the roof of the motor vehicle in the partition position, such that the backrest together with the seat surface forms a partition which separates the region behind the partition in the direction of travel from the region in front of the partition in the direction of travel.