Overview
The Komatsu HM300-3 is a articulated dump truck listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 324 hp, capacity of 25.9 yd3, travel speed of 36.4 mph, fuel capacity of 102.6 gal and hydraulic capacity of 27.2 gal. This model can be reviewed for equipment comparison, jobsite planning, fleet research, and specification-based machine selection. Use the full specifications table to compare the Komatsu HM300-3 against similar articulated dump truck models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Net Power
324
hp
Gross Power
332
hp
Rated Payload
30.90
lb
Overall Length
33.80
ft
Full Specifications
32 specs
Dimensions
Capacity - Heaped
22.40 yd³ / 17.13 m³
Capacity - Struck
17.50 yd³ / 13.38 m³
Dump Angle
45 deg
Dump Ground Clearance
5.70 ft / 1.74 m
Dump Height
9.31 ft / 2.84 m
Ground Clearance
9.60 ft / 2.93 m
Overall Height
21.40 ft / 6.52 m
Overall Length
33.80 ft / 10.30 m
Overall Width
11.60 ft / 3.54 m
Rated Payload
31 lb / 14 kg
Wheelbase
7.60 ft / 2.32 m
Engine
--
Komatsu HM350-1
Capacity - Heaped
25.90 yd³ / 19.80 m³
Cooling System Fluid Capacity
25.90 gal / 98.0 L
Displacement
11 cu in / 0.2 L
Engine Model
Komatsu SAA6D125E-6
Engine Oil Capacity
9.20 gal / 34.8 L
Fuel Capacity
102.60 gal / 388.4 L
Gross Power
332 hp / 247.6 kW
Hydraulic System Fluid Capacity
27.20 gal / 103.0 L
Max Speed
36.40 mph / 58.6 km/h
Max Torque
1,239 lb-ft / 1,680 Nm
Net Power
324 hp / 241.6 kW
Number of Cylinders
6
Number of Forward Gears
6
Number of Reverse Gears
2
Power Measured @
2,000 rpm
Total Empty
54,917 lb / 24,910 kg
Total Loaded
116,823 lb / 52,990 kg
Transmission Fluid Capacity
25.90 gal / 98.0 L
Hydraulics
Lower Time
10.50 sec
Raise Time
10.50 sec
Related Machines
Frequently Asked Questions
How powerful is the Komatsu HM300-3 engine? +
The Komatsu HM300-3 produces 332 hp (247.6 kW) of engine power. This output is typical for its weight class and designed to handle demanding Articulated Dump Truck work cycles efficiently.
How does the Komatsu HM300-3 compare to similar Articulated Dump Truck models? +
You can compare the Komatsu HM300-3 side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.