Heavy goods vehicle comprising • a plurality of axes, each of which comprises at least one left wheel assembly (16, 20, 24) and at least one right wheel assembly (14, 18, 22), • a steering system, which is configured such that it allows both a normal steering mode, in which the left wheel assemblies (16, 20, 24) and the right wheel assemblies (14, 18, 22) each have a steering angle which is dependent on the position of the relevant axis in the longitudinal direction of the vehicle, the wheel assemblies of adjacent axes having a different steering angle from one another, and a crab steering mode, in which the wheel assemblies (14, 16, 18, 20, 22, 24) assigned to the plurality of axes all have the same steering angle, the steering system comprising for each axis: • at least one steering rotary element which is rotatable about an axis of rotation and is in steering connection with the at least one left wheel assembly (16, 20, 24) and/or the at least one right wheel assembly (14, 18, 22) of the axis, • for each steering rotary element, a normal steering mode steering effort introduction unit assigned thereto, the steering system further comprising: • at least one normal steering mode connecting element, which interconnects the normal steering mode steering effort introduction units of axes that are adjacent to one another in the longitudinal direction of the vehicle, • at least one effort apparatus (32, 84) which is arranged on the vehicle, is connected to at least one of the steering effort introduction units (38, 42) and provides the steering effort characterised in that the steering system further comprises for each axis: • for each steering rotary element, a crab steering mode steering effort introduction unit assigned thereto, • for each steering rotary element, a coupling device which connects the steering rotary element in a rotationally fixed manner selectively to the normal steering mode steering effort introduction unit or to the crab steering mode steering effort introduction unit, and in that the steering system further comprises: • at least one crab steering mode connecting element which interconnects the crab steering mode steering effort introduction unit of axes that are adjacent to one another in the longitudinal direction of the vehicle. • a plurality of axes, each of which comprises at least one left wheel assembly (16, 20, 24) and at least one right wheel assembly (14, 18, 22), • a steering system, which is configured such that it allows both a normal steering mode, in which the left wheel assemblies (16, 20, 24) and the right wheel assemblies (14, 18, 22) each have a steering angle which is dependent on the position of the relevant axis in the longitudinal direction of the vehicle, the wheel assemblies of adjacent axes having a different steering angle from one another, and a crab steering mode, in which the wheel assemblies (14, 16, 18, 20, 22, 24) assigned to the plurality of axes all have the same steering angle, both a normal steering mode, in which the left wheel assemblies (16, 20, 24) and the right wheel assemblies (14, 18, 22) each have a steering angle which is dependent on the position of the relevant axis in the longitudinal direction of the vehicle, the wheel assemblies of adjacent axes having a different steering angle from one another, and a crab steering mode, in which the wheel assemblies (14, 16, 18, 20, 22, 24) assigned to the plurality of axes all have the same steering angle, • at least one steering rotary element which is rotatable about an axis of rotation and is in steering connection with the at least one left wheel assembly (16, 20, 24) and/or the at least one right wheel assembly (14, 18, 22) of the axis, • for each steering rotary element, a normal steering mode steering effort introduction unit assigned thereto, • at least one normal steering mode connecting element, which interconnects the normal steering mode steering effort introduction units of axes that are adjacent to one another in the longitudinal direction of the vehicle, • at least one effort apparatus (32, 84) which is arranged on the vehicle, is connected to at least one of the steering effort introduction units (38, 42) and provides the steering effort • for each steering rotary element, a crab steering mode steering effort introduction unit assigned thereto, • for each steering rotary element, a coupling device which connects the steering rotary element in a rotationally fixed manner selectively to the normal steering mode steering effort introduction unit or to the crab steering mode steering effort introduction unit, • at least one crab steering mode connecting element which interconnects the crab steering mode steering effort introduction unit of axes that are adjacent to one another in the longitudinal direction of the vehicle.