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Komatsu D65EXL-12 Crawler Dozer

The Komatsu D65EXL-12 Crawler Dozer is a powerful and reliable machine designed for heavy-duty earthmoving and construction tasks. With its turbocharged engine, 180 horsepower, and spacious cab, this dozer offers high performance and operator comfort. From its hydraulic system and transmission specifications to its undercarriage details and operating weight, the D65EXL-12 is equipped to handle diverse working conditions efficiently.


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General Specifications

Dimensions

Height - Top of Cab10 ft (3 m)
Length of Track on Ground11 ft (3 m)
Length w/ Blade18 ft (5 m)

Engine

AspirationTurbocharged engine
Displacement674 cu in (11,042 cu cm)
Engine ModelS6D125E-2
Max Torque657 lbs ft (891 nm)
Net Power180 hp (134 kw)
Number of Cylinders6

Hydraulic System

Pump typeDouble acting Piston
Relief Valve Pressure2987.8 psi

Operating Specifications

Alternator Supplied Amperage140 amps
Cooling System Fluid Capacity14 gal (52 l)
Engine Oil Capacity10 gal (38 l)
Final Drives Fluid Capacity6 gal (24 l)
Fuel Capacity107 gal (405 l)
Hydraulic Fluid Capacity15 gal (55 l)
Operating Voltage24 volts
Operating Weight44,159 lbs (20,030 kg)

Standard Blade

Capacity7 cu yd (6 cu m)
Height56 in (143 cm)
Width11 ft (3 m)

Transmission

Max Speed - Forward4 mph (6 kph)
Max Speed - Reverse5 mph (8 kph)
Number of Forward Gears3
Number of Reverse Gears3
Transmission TypeTorque converter Planetary Gear

Undercarriage

Ground Contact Area6,212 cu in (101,797 cu cm)
Ground Pressure7 psi
Number of Shoes per Side45
Number of Track Rollers per Side8
Standard Shoe Size20 in (51 cm)
Track Gauge6 ft (2 m)
Track Pitch3 in (7 cm)