The utility model provides a carrier loader of 16X12 structure, it is that three driving -steering bridge is do not established to the pro -moiety of transfer case on the frame of automobile body, and three driving -steering bridge hangs on the frame through leaf spring respectively, and the rear portion of transfer case is established a follow -up gas xuan qiao, two tandem drive bridges, gas respectively in proper order and is hanged transaxle and follow -up and turn to gas and hang the bridge on the frame, and follow -up gas hangs bridge, gas and hangs transaxle and follow -up and turn to the outstanding bridge of gas and hang and connected to the frame through gas respectively, and two tandem drive bridges hang on the frame through the rigidity compensating beam respectively. The utility model discloses not only improve the biggest loading quality of whole car, reduced minimum turning radius moreover, reduced the wearing and tearing of tire.