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Komatsu HM300-3 Off-Highway Truck

The Komatsu HM300-3 Off-Highway Truck is a powerful and efficient machine designed for heavy-duty hauling in rugged environments. With a dump capacity of up to 22.4 cubic yards and a rated payload of 30.9 tons, this articulated truck offers exceptional performance and productivity. Equipped with a Komatsu SAA6D125E-6 engine producing 332 horsepower, the HM300-3 ensures reliable operation and impressive torque for challenging tasks. Its robust construction, advanced drive system, and user-friendly design make it a top choice for demanding off-highway applications.


See all Komatsu HM300-3s for sale

General Specifications

Articulating/Rigid

Articulating/Rigid Articulated

Dimensions

Dump Ground Clearance6 ft (2 m)
Dump Height9 ft (3 m)
Ground Clearance10 ft (3 m)
Overall Height21 ft (7 m)
Overall Length34 ft (10 m)
Overall Width12 ft (4 m)
Wheelbase8 ft (2 m)

DRIVE SYSTEM

Drive Config 6WD

Dump

Capacity - Heaped22 cu yd (17 cu m)
Capacity - Struck18 cu yd (13 cu m)
Dump Angle45 degrees
Lower Time10.5 seconds
Raise Time10.5 seconds
Rated Payload31 t (30,900 kg)

Engine

AspirationKomatsu Variable turbo charge
Displacement11 cu in (182 cu cm)
Engine ModelKomatsu SAA6D125E-6
Gross Power332 hp (248 kw)
MakeKomatsu
Max Torque1,239 lbs ft (1,680 nm)
Net Power324 hp (242 kw)
Number of Cylinders6
Power Measured @2000 rpm

Operating Specifications

Cooling System Fluid Capacity26 gal (98 l)
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 Speed36 mph (59 kph)
Number of Forward Gears6
Number of Reverse Gears2
Transmission TypeAuto

Weights

Operating Weight 116,823 lbs (52,990 kg)
Total Empty54,917 lbs (24,910 kg)
Total Loaded116,823 lbs (52,990 kg)

  • Komatsu HM300-3s currently for sale
  • A 2013 Komatsu HM300-3 From Korpan Tractor for $202,481.00 USD
  • A 2014 Komatsu HM300-3 From T-Quip Sales & Rentals, Inc. for $135,000.00 USD