Powered by 469 hp Komatsu SAA6D140E-7 engine that is EPA Tier 4 Final emissions certified, Model HM400-5 provides 44.1 US ton payload and 10 ft, 5 in. loading height. Two single-staged body lift cylinders enable 70° dump angle. With K-TCS Komatsu Traction Control System, truck automatically provides optimum traction when operating in soft ground conditions. K-ATOMiCS 6-speed, fully automatic transmission uses advanced electronic system to eliminate shift shock and torque cutoff.