A vehicle comprising a vehicle suspension structure of an axle suspension type, the vehicle suspension structure including: hub carriers through which a drive shaft extending in a vehicle width direction is disposed, hubs for wheels being fixed to the hub carriers; and a connecting member that connects the hub carriers on both sides in the vehicle width direction, wherein outer parts in the vehicle width direction of the connecting member are provided with connecting parts that are connected to the hub carriers, an intermediate part in the vehicle width direction of the connecting member is offset vehicle-rearward from the drive shaft and extends in the vehicle width direction, outer portions in the vehicle width direction of the intermediate part are provided with bent parts that are bent vehicle-frontward and connected to the connecting parts, the hub carriers each have a cylindrical part extending in the vehicle width direction, and a through-hole through which the drive shaft is inserted is provided at an outer end in the vehicle width direction of the cylindrical part, the vehicle being characterized in that an upper portion of the cylindrical part is provided with a spring installation part on which a suspension spring is installed, a reinforcement member extending so as to connect an inner side of the cylindrical part and the connecting member is provided on the inner side of the cylindrical part corresponding to the spring installation part, the reinforcement member corresponds to a curved shape of an inner surface of the upper portion of the cylindrical part and is joined to the inner surface, and the reinforcement member is formed with a plurality of surfaces (51, 52, 53), and extension lines of ridge lines (50a, 50b) formed between adjacent surfaces (51, 52, 53) are connected to an outer surface of the bent part of the connecting member, the plurality of surfaces (51, 52, 53) includes a first surface facing a vehicle inner side and a second surface facing a vehicle front side, the ridge lines (50a, 50b) include a first ridge line serving as a boundary between the first surface and the second surface, the first ridge line extends so as to be gradually inclined inward in the vehicle width direction and vehicle-rearward toward a vehicle lower side from the spring installation part, and a direction in which the extension line of the first ridge line extends is a tangential direction at a point where the extension line contacts an outer surface of the connecting member. wherein outer parts in the vehicle width direction of the connecting member are provided with connecting parts that are connected to the hub carriers, an intermediate part in the vehicle width direction of the connecting member is offset vehicle-rearward from the drive shaft and extends in the vehicle width direction, outer portions in the vehicle width direction of the intermediate part are provided with bent parts that are bent vehicle-frontward and connected to the connecting parts, the hub carriers each have a cylindrical part extending in the vehicle width direction, and a through-hole through which the drive shaft is inserted is provided at an outer end in the vehicle width direction of the cylindrical part, the vehicle being characterized in that an upper portion of the cylindrical part is provided with a spring installation part on which a suspension spring is installed, a reinforcement member extending so as to connect an inner side of the cylindrical part and the connecting member is provided on the inner side of the cylindrical part corresponding to the spring installation part, the reinforcement member corresponds to a curved shape of an inner surface of the upper portion of the cylindrical part and is joined to the inner surface, and the reinforcement member is formed with a plurality of surfaces (51, 52, 53), and extension lines of ridge lines (50a, 50b) formed between adjacent surfaces (51, 52, 53) are connected to an outer surface of the bent part of the connecting member, the plurality of surfaces (51, 52, 53) includes a first surface facing a vehicle inner side and a second surface facing a vehicle front side, the ridge lines (50a, 50b) include a first ridge line serving as a boundary between the first surface and the second surface, the first ridge line extends so as to be gradually inclined inward in the vehicle width direction and vehicle-rearward toward a vehicle lower side from the spring installation part, and a direction in which the extension line of the first ridge line extends is a tangential direction at a point where the extension line contacts an outer surface of the connecting member.