That is a 8x8 LVS with both tansmission and air actuated differential lockers. This specific set up is has a fifth wheel and a 60,000 pound winch. one bad puppy gents most hate it, i love it. the catipillar engine is both super charged and turbo charged puttin bout 700 some odd ponies out the door and gobs of torque. Enjoy . . . .i do.