Komatsu's HM400-3 articulated dump truck is powered by a 469-hp Komatsu SAA6D140E-6 engine that is certified to meet EPA Tier 4 Interim and EU Stage 3B emissions limits but also increases power ...

The HM400-2 articulated dump truck features hydro-pneumatic front and rear suspension, two-stage lift cylinders, a wet multiple disc brake retarder and maintenance-free oscillating hitch.

As you look at the dump trucks, hauling ore out of the largest open pit copper mine in the world, it's easy to think those trucks are small until you see one up close. "This is a Komatsu 930 SE ...