- Overall Length: 25.1 ft / 7650 mm
- Overall Width: 12.05 ft / 3670 mm
- Overall Height: 12.64 ft / 3850 mm
- Wheelbase: 12.31 ft / 3750 mm
Published dimensions and weight
Komatsu HD320-3
The Komatsu HD320-3 is a rock truck; its NTA855 engine is rated at 405 hp.
01Published dimensions and weight
Dimensions reference
Representative category illustration; exact model may differ.Measurement reference — not to scale
01Dimensions referenceLength × width × height
02WeightNot publishedNot published
03Selected published values31
Rigid rock trucks are commonly used to haul rock and bulk material on mines, quarries and large earthmoving sites. Published rows for Komatsu HD320-3 include published payload of 64000 lb / 29029.92 kg, published engine power of 405 hp / 302.1 kw, published maximum speed of 38.6 mph / 62 km/h. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Overall Length” field (25.1 ft / 7650 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Overall Width” field (12.05 ft / 3670 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Overall Height” field (12.64 ft / 3850 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Dimensions
Overall Length25.1 ft7650 mm
Overall Width12.05 ft3670 mm
Overall Height12.64 ft3850 mm
Wheelbase12.31 ft3750 mm
Ground Clearance1.51 ft458 mm
Dump Height24.68 ft7520 mm
Dump Ground Clearance1.45 ft440 mm
Dump
Dump Angle61 degrees61 degrees
Load Capacity - Heaped31.4 yd324 m3
Rated Payload64000 lb29029.92 kg
Engine
Engine Make23472347
Engine ModelNTA855NTA855
Gross Power405 hp302.1 kw
Displacement855 cu in14.1 L
Aspirationturbochargedturbocharged
Operational
Fuel Capacity132.1 gal500 L
Cooling System Fluid Capacity35.2 gal133 L
Engine Oil Capacity6.7 gal25 L
Diff And Final Drive Fluid Capacity18.8 gal71 L
Hydraulic System Fluid Capacity29.1 gal110 L
Tire Size18.00-25-3218.00-25-32
Transmission
Transmission TypeKomatsu TORQFLOW planetary gearKomatsu TORQFLOW planetary gear
Number Of Gears - Forward66
Number Of Gears - Reverse11
Max Speed38.6 mph62 km/h
Weights
Empty Weight56769.1 lb25750 kg
Loaded Weight127317 lb57750 kg
Weight Distribution Front - Empty48 %48 %
Weight Distribution Rear - Empty52 %52 %
Weight Distribution Front - Loaded32 %32 %
Weight Distribution Rear - Loaded68 %68 %
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Manufacturer-published specifications.