A vehicle (1, 1'), comprising - a rear end, - a front end located forwardly of the rear end, wherein a direction extending from the rear end towards the front end or vice versa is defined as a longitudinal direction of the vehicle, - a chassis extending between the rear end and the front end, the chassis comprising: an upper frame plate having a length, width and thickness, wherein its length extends in the longitudinal direction and its thickness extends in a vertical direction, and a lower frame plate having a length, width and thickness, wherein its length extends in the longitudinal direction and its thickness extends in the vertical direction, wherein the lower frame plate is located parallelly below the upper frame plate, wherein the vehicle further comprises, between the upper frame plate and the lower frame plate, - a traction battery pack arrangement comprising one or more battery modules, - a hydrogen tank structure (18, 18') comprising one or more hydrogen tanks, - wherein the hydrogen tank structure is vertically tightened to said traction battery pack arrangement, so that one of said hydrogen tank structure and said traction battery pack arrangement is located on top of the other, - wherein at least one of said hydrogen tank structure and said traction battery pack arrangement is tightened to one of said upper and lower frame plates. - a rear end, - a front end located forwardly of the rear end, wherein a direction extending from the rear end towards the front end or vice versa is defined as a longitudinal direction of the vehicle, - a chassis extending between the rear end and the front end, the chassis comprising: an upper frame plate having a length, width and thickness, wherein its length extends in the longitudinal direction and its thickness extends in a vertical direction, and a lower frame plate having a length, width and thickness, wherein its length extends in the longitudinal direction and its thickness extends in the vertical direction, wherein the lower frame plate is located parallelly below the upper frame plate, wherein the vehicle further comprises, between the upper frame plate and the lower frame plate, an upper frame plate having a length, width and thickness, wherein its length extends in the longitudinal direction and its thickness extends in a vertical direction, and a lower frame plate having a length, width and thickness, wherein its length extends in the longitudinal direction and its thickness extends in the vertical direction, wherein the lower frame plate is located parallelly below the upper frame plate, wherein the vehicle further comprises, between the upper frame plate and the lower frame plate, - a traction battery pack arrangement comprising one or more battery modules, - a hydrogen tank structure (18, 18') comprising one or more hydrogen tanks, - wherein the hydrogen tank structure is vertically tightened to said traction battery pack arrangement, so that one of said hydrogen tank structure and said traction battery pack arrangement is located on top of the other, - wherein at least one of said hydrogen tank structure and said traction battery pack arrangement is tightened to one of said upper and lower frame plates.