The TD40E Extra crawler dozer is designed for heavy construction, mining and other high production operations and has a 136,509-lb. operating weight. The dozer is powered by a 19L fuel efficient engine that meets emissions requirements and delivers 515 net hp (384 kW)/555 net hp (415 kW). The dozer features a pilot control system and available automatic up and downshifting modes. Blade options include a heavy-duty 24.3-cu.-yd. Semi-U blade or a 29.8-cu.-yd. full U blade.