Komatsu HD405-8 Rigid Dump Truck Specifications
DumpersRigid Dump Truck Specs
The Komatsu HD405-8 is a high-performance rigid dump truck engineered to deliver exceptional productivity, safety, and durability in demanding Australian quarrying, construction, and mining operations. Powered by a fuel-efficient Komatsu engine, this robust machine is designed to move large volumes of material quickly and cost-effectively across challenging terrains.
Equipped with advanced technology, including the Komatsu Traction Control System (KTCS) and an automatic idling engine shutdown system, the HD405-8 optimises fuel consumption while maintaining peak performance. Its spacious, ergonomically designed cabin ensures operator comfort and safety, making it a highly reliable asset for heavy-duty earthmoving and haulage projects.
Details
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Machinery Specifications
Technical Specification
| Specification | Value |
|---|---|
| Payload Capacity | 40.0t |
| Body Capacity (Heaped 2:1, SAE) | 27.3 m³ |
| Body Capacity (Struck) | 20.0 m³ |
| Maximum Gross Vehicle Weight | 74,200 kg |
| Maximum Travel Speed | 70 km/h |
| Turning Radius | 7.2m |
| Transmission Type | Full-automatic, planetary gear type with torque converter |
| Brake Type (Front/Rear) | Oil-cooled, multiple-disc brakes |
| Tyre Size | 18.00 R33 |
Engine Specification
| Engine Specification | Value |
|---|---|
| Engine Model | Komatsu SAA6D125E-7 |
| Engine Type | Water-cooled, 4-cycle, direct injection, turbocharged, aftercooled, diesel |
| Gross Power | 386 kW (518 hp) @ 2,000 rpm |
| Net Power | 383 kW (514 hp) @ 2,000 rpm |
| Displacement | 11.04 L |
| Number of Cylinders | 6 |
| Emission Standard | EU Stage V / US EPA Tier 4 Final compliant |
| Fuel Tank Capacity | 500 L |
Additional Information
The Komatsu HD405-8 features state-of-the-art engineering, including the Komatsu Advanced Transmission with Optimum Modulation Control System (K-ATOMiCS), which ensures smooth clutch engagement and minimises torque shock during gear shifts. The integrated Komatsu Traction Control System (KTCS) automatically applies independent brake pressure to slipping wheels, providing optimum traction in wet or muddy conditions without compromising steering performance. Additionally, the spacious cab features a hydro-pneumatic suspension system that significantly reduces vibration and operator fatigue, ensuring high productivity throughout long shifts.
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