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Komatsu HM300-5 Off-Highway Truck

Introducing the Komatsu HM300-5 Off-Highway Truck, a powerful and reliable machine designed for heavy-duty hauling in demanding work environments. With its robust construction and impressive capabilities, this articulated truck boasts a dump capacity of up to 22.4 cubic yards and a rated payload of 56,000.1 pounds. Equipped with a Komatsu engine delivering 332.6 horsepower, the HM300-5 ensures efficient performance while maintaining fuel efficiency. Explore its dimensions, drive system features, operating specifications, and weights to discover how this Off-Highway Truck can enhance your construction or mining operations.


See all Komatsu HM300-5s for sale

General Specifications

Articulated/RigidA
Starting 2023 Model Year
Drive Configuration6WD
Starting 2024 Model Year
Drive System Mech/Electr.M
Starting 2024 Model Year
Engine TypeKomatsu SAA6D125E-7
Starting 2024 Model Year
Mfg. ModelHM300-5
Starting 2024 Model Year
Operating Weight Pounds (Kgs)117,881 (53,470)
Starting 2017 Model Year
Rated Payload Tons (Metric Tons)30.9+E6 (28)
Starting 2021 Model Year

Articulating/Rigid

Articulating/Rigid Articulated

Dimensions

Dump Ground Clearance2 ft (1 m)
Dump Height21 ft (6 m)
Ground Clearance2 ft (1 m)
Overall Height12 ft (4 m)
Overall Length34 ft (10 m)
Overall Width10 ft (3 m)
Wheelbase14 ft (4 m)

DRIVE SYSTEM

Drive Config 6WD

Dump

Capacity - Heaped22 cu yd (17 cu m)
Capacity - Struck18 cu yd (13 cu m)
Rated Payload56,000 lbs (25,401 kg)

Engine

Bore5 in (13 cm)
Displacement674 cu in (11,042 cu cm)
Engine ModelSAA6D125E-7
Gross Power333 hp (248 kw)
MakeKomatsu
Max Torque1 lbs ft (2 nm)
Net Power325 hp (242 kw)
Number of Cylinders6
Power Measured @2000 rpm
Stroke6 in (15 cm)

Operating Specifications

Engine Oil Capacity9 gal (35 l)
Fuel Capacity103 gal (388 l)
Hydraulic System Fluid Capacity27 gal (103 l)
Tire Size23.5 R25
Transmission Fluid Capacity26 gal (98 l)

Transmission

Max Speed37 mph (59 kph)
Number of Forward Gears6
Number of Reverse Gears6
Transmission TypeFull-automatic Counter-shaft type

Weights

Center Axle - empty23 lbs (10 kg)
Center Axle - loaded36 lbs (16 kg)
Front Axle - loaded31 lbs (14 kg)
Operating Weight 117,881 lbs (53,470 kg)
Rear Axle - empty19 lbs (8 kg)
Rear Axle - loaded33 lbs (15 kg)
Total Empty56 lbs (25 kg)
Total Loaded118 lbs (53 kg)

  • Komatsu HM300-5s currently for sale
  • A 2022 Komatsu HM300-5 From Anderson Equipment Company for $505,300.00 USD
  • A 2021 Komatsu HM300-5 From Road Machinery & Supplies Co. for $499,900.00 USD
  • A 2022 Komatsu HM300-5 From Peters & Keatts Equipment Inc. for $499,500.00 USD
  • A 2022 Komatsu HM300-5 From Peters & Keatts Equipment Inc. for $499,500.00 USD
  • A 2021 Komatsu HM300-5 From Kirby-Smith Machinery, Inc. for $379,000.00 USD
  • A 2022 Komatsu HM300-5 From Core Machinery (AKA Road Machinery) for $365,000.00 USD