Arrangement for determining a gradient signal in a vehicle, having - at least one position detection device which is configured to determine the position of the vehicle in an absolute system (XYZ) at least at a first point in time (t=0) and at a second point in time (t=1), and to use this to determine the distance (L) covered by the vehicle as a movement vector (Ga 0 , Ga 1 ), and - at least one first laser distance sensor which is arranged with an inclination of a predefined angle (α) with respect to the vehicle longitudinal axis (X) on a front side of the vehicle and whose geometric position (L1, h1, b1, α) in the vehicle is known and which is configured to emit at least one first laser beam at least at the first and the second point in time (t=0; t=1) in the direction of a first measurement point (Pa) in front of the vehicle, - wherein the position detection device is configured to determine the distance (L) covered by the vehicle as a movement vector (Ga 0 , Ga 1 ) from the position of the vehicle and on the basis of the geometrically known position (L1, h1, b1, α) of the first laser distance sensor , and - at least one means which is configured to determine the length of the at least one laser beam (La) and at least one associated vector of the laser beam at each of the at least first and second points in time (t=0; t=1), and - at least one determination device which is configured to determine a differential vector (Ga 0,1 ) from the movement vector (Ga 0 , Ga 1 ) determined at each of the first and second points in time and each of the determined vectors of the laser beam and to form a gradient signal therefrom. - at least one position detection device which is configured to determine the position of the vehicle in an absolute system (XYZ) at least at a first point in time (t=0) and at a second point in time (t=1), and to use this to determine the distance (L) covered by the vehicle as a movement vector (Ga 0 , Ga 1 ), and - at least one first laser distance sensor which is arranged with an inclination of a predefined angle (α) with respect to the vehicle longitudinal axis (X) on a front side of the vehicle and whose geometric position (L1, h1, b1, α) in the vehicle is known and which is configured to emit at least one first laser beam at least at the first and the second point in time (t=0; t=1) in the direction of a first measurement point (Pa) in front of the vehicle, - wherein the position detection device is configured to determine the distance (L) covered by the vehicle as a movement vector (Ga 0 , Ga 1 ) from the position of the vehicle and on the basis of the geometrically known position (L1, h1, b1, α) of the first laser distance sensor , and - at least one means which is configured to determine the length of the at least one laser beam (La) and at least one associated vector of the laser beam at each of the at least first and second points in time (t=0; t=1), and - at least one determination device which is configured to determine a differential vector (Ga 0,1 ) from the movement vector (Ga 0 , Ga 1 ) determined at each of the first and second points in time and each of the determined vectors of the laser beam and to form a gradient signal therefrom. <EOS>