D155 Bulldozer

The Komatsu D155 Bulldozer is a powerful and versatile machine designed for heavy-duty applications in construction and earthmoving projects. Below is a detailed description of its features and specifications:
Engine
Model: Komatsu SAA6D140E-5.
Type: 6-cylinder, water-cooled, turbocharged, direct injection.
Net Power: 264 kW (354 HP) at 1,900 RPM.
Displacement: 15.24 liters.
Fuel Tank Capacity: 625 liters.
Transmission
Type: Komatsu’s automatic TORQFLOW transmission.
Features: Water-cooled, 3-element, 1-stage, 1-phase torque converter with a planetary gear, multiple-disc clutch transmission.
Dimensions and Weight
Operating Weight: 41,700 kg (with standard equipment and full fuel tank).
Overall Length: 8,700 mm.
Overall Width: 4,060 mm.
Overall Height: 3,385 mm.
Track Width: 610 mm.
Ground Clearance: 560 mm.
Performance
Blade Capacity: 7.8 cubic meters.
Maximum Speed: Forward - 11.5 km/h, Reverse - 14.4 km/h.
Ground Pressure: 1.03 kg/cm².
Maximum Digging Depth: 630 mm.
Undercarriage
Suspension: Oscillation-type with equalizer bar and forward-mounted pivot shafts.
Track Shoes: Lubricated tracks with unique dust seals to prevent foreign abrasives from entering.
Ground Contact Area: 35,280 cm².
Safety and Comfort
Cab: ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure) compliant.
Controls: Palm Command Control System (PCCS) for easy directional control.
Visibility: Well-designed layout to minimize blind spots.
Additional Features
Cooling System: Hydraulically driven, variable-speed cooling fan.
Emission Control: Equipped with Komatsu Diesel Particulate Filter (KDPF) to meet emission regulations.
Ripper Options: Variable multi-shank ripper and giant ripper available.
The D155 Bulldozer is known for its durability, high performance, and operator comfort, making it a reliable choice for various heavy-duty applications.