Komatsu D21A-6: Powerful Compact Bulldozer Specs

Komatsu D21A-6 Specs

Overview

The Komatsu D21A-6 is a powerful and reliable compact bulldozer that is designed to tackle a wide range of construction and landscaping tasks. With its robust build and advanced features, this machine offers exceptional performance and durability in various working conditions.

Engine

The Komatsu D21A-6 is equipped with a reliable and fuel-efficient engine that ensures optimal performance. Here are the specifications for the engine:

  • Engine Model: Komatsu S4D102E-1
  • Engine Type: 4-cycle, water-cooled, direct injection
  • Displacement: 3.92 liters (239 cubic inches)
  • Number of Cylinders: 4
  • Net Power: 56 horsepower (42 kW) @ 2,100 rpm
  • Max Torque: 195 lb-ft (264 Nm) @ 1,400 rpm

Dimensions

The Komatsu D21A-6 is designed to be compact and maneuverable, making it suitable for various job sites. Here are the dimensions of this bulldozer:

Length 3,820 mm 150 inches
Width 1,960 mm 77 inches
Height 2,540 mm 100 inches
Ground Clearance 330 mm 13 inches
Track Length 1,800 mm 71 inches

Operating Weight

The operating weight of the Komatsu D21A-6 ensures stability and efficiency during operation. Here are the weight specifications:

  • Operating Weight: 5,200 kg
  • Operating Weight (including blade): 5,550 kg

Performance

The Komatsu D21A-6 offers impressive performance capabilities to handle various tasks. Here are some performance specifications:

  • Blade Capacity: 1.8 cubic meters
  • Max Blade Width: 3,080 mm
  • Max Blade Height: 890 mm
  • Max Digging Depth: 300 mm
  • Max Lift Above Ground: 350 mm
  • Max Tilt Adjustment: 400 mm
  • Travel Speed (forward/reverse): 0-8.5 km/h (0-5.3 mph)

Fuel Capacity

The fuel capacity of the Komatsu D21A-6 ensures extended operation without frequent refueling. Here are the fuel specifications:

  • Fuel Tank Capacity: 110 liters
  • Fuel Consumption (at rated power): 11.5 liters per hour

Conclusion

The Komatsu D21A-6 is a reliable and efficient compact bulldozer that offers exceptional performance in a wide range of construction and landscaping tasks. With its powerful engine, compact dimensions, and impressive performance capabilities, this machine is a valuable asset for any job site. Whether you need to clear land, level surfaces, or move materials, the Komatsu D21A-6 is a dependable choice that will get the job done efficiently.

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Adam

An engineer with 20 years of experience. Passionate about construction, mechanisms and heavy construction machines

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