Automobile suspension swing arm

The utility model provides an automobile suspension swing arm which comprises a swing arm body, the swing arm body comprises a mounting hole, a mounting shaft and a mandrel, a plurality of through holes are formed in the swing arm body, a supporting rod is arranged between every two adjacent through holes, a connecting block is arranged on the lower side of each supporting rod, a supporting plate is fixedly connected to the lower portion of each connecting block, and the lower portion of each supporting plate is fixedly connected with the corresponding mounting shaft. The lower side of the supporting plate is elastically matched with a bottom plate, a first rubber block is fixed to the lower side of the bottom plate, a second rubber block is fixed to the upper side of the supporting plate, and the upper side of the second rubber block makes contact with the swing arm body. According to the swing arm, the through holes are formed in the swing arm body, the supporting rods are installed between every two adjace