A vehicle with electric propulsion, which presents a longitudinal direction, which is parallel to the direction of the rectilinear motion, and a transverse direction, which is perpendicular to the longitudinal direction; a storage system is provided with a pack of chemical batteries, which are connected to each other in series and in parallel and comprise respective electrochemical cells; each chemical battery has a cylindrical shape having a central symmetry axis; and the storage system is fitted inside the vehicle in such a way that the central symmetry axis of each chemical battery is not parallel either to the longitudinal direction of the vehicle or to the transverse direction of the vehicle.