Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
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The Komatsu HM400-5 is an articulated off-highway truck designed for hauling material in construction, quarry, and earthmoving applications. It is part of Komatsu's HM series and is commonly used on rough terrain where traction, stability, and payload capacity are required. The HM400-5 features a six-wheel drive configuration, articulated steering, and a dump body suited for efficient loading and transport cycles. It is typically powered by a Komatsu diesel engine and built for durability in demanding site conditions. The model is used in material handling, road building, mining support, and large-scale site development operations.