Equipped with 23.15 L, 529 hp EPA Tier 4 Final certified engine, Model WA600-8 combines lockup torque converter and SmartLoader logic to optimize acceleration, hill-climbing ability, travel speeds, and fuel savings. System features 9.2 yd³ bucket, Komatsu Diesel Particulate Filter, air-suspension heated seat, and seat-mounted electronic pilot control levers with F-N-R switch. Variable Traction Control system and Modulated Clutch system optimize tractive effort for various ground conditions.