Home » Specifications » Komatsu WD900-3 Wheel Dozer Specifications
Komatsu WD900-3 Wheel Dozer Specifications
DozersWheeled Dozer Specs
The Komatsu WD900-3 wheel dozer is a heavy-duty earthmoving machine engineered specifically for high-production mining, large-scale quarrying, and major civil construction projects across Australia. Combining the mobility of a wheeled platform with the robust pushing power of a traditional crawler, this machine excels in coal stockpiling, reclamation, and heavy pushing duties where rapid cycle times and high travel speeds are critical.
Equipped with a high-output Komatsu engine and an advanced powertrain, the WD900-3 delivers exceptional tractive effort and fuel efficiency. Its spacious, ergonomically designed cabin ensures superior operator comfort and visibility, reducing fatigue during long shifts in demanding Australian environments. With low maintenance requirements and proven reliability, it remains a preferred choice for tier-one mining and hire operations.
Details
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Machinery Specifications
Technical Specification
| Specification | Value |
|---|---|
| Operating Weight | 100,000 kg |
| Blade Capacity (Semi-U) | 26.0 m³ |
| Blade Capacity (Coal) | 45.0 m³ |
| Blade Width | 6,100 mm |
| Blade Height | 2,250 mm |
| Max. Lift Above Ground | 1,610 mm |
| Max. Drop Below Ground | 450 mm |
| Max. Tilt Adjustment | 1,410 mm |
| Min. Turning Radius | 9,950 mm |
| Travel Speed – Forward | 28.0 km/h |
| Travel Speed – Reverse | 28.0 km/h |
| Tyre Size | 45/65-45 |
Engine Specification
| Engine Specification | Value |
|---|---|
| Engine Make/Model | Komatsu SAA12V140E-3 |
| Engine Type | 4-cycle, water-cooled, direct injection, turbocharged, aftercooled |
| Gross Power | 899 hp (671 kW) @ 2,000 rpm |
| Net Power | 854 hp (637 kW) @ 2,000 rpm |
| Displacement | 30.5 L |
| Number of Cylinders | 12 |
| Fuel Tank Capacity | 1,430 L |
Additional Information
The Komatsu WD900-3 features an advanced dual-pedal braking system and an electronically controlled transmission with automatic shifting, which optimises tractive effort and fuel economy. Its heavy-duty frame and articulation joint are engineered to withstand the high torsional stresses of heavy dozing. Additionally, the machine incorporates Komatsu’s KOMTRAX Plus telematics system, providing fleet managers with real-time health monitoring, fuel consumption analysis, and operational data to maximise uptime and streamline maintenance scheduling in remote Australian mine sites.
Reliable machinery for every project
Quality performance for construction industry needs.
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