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Komatsu

HD320-3

Off-Highway Truck

Max Speed
38.6 mph
Gross Power
405.0 hp
Komatsu HD320-3 Off-Highway Truck
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Specifications

33 data points

Operating Specifications

Operating Specifications specifications
Fuel Capacity132.1 gal
Tire Size18.00-25-32
Engine Oil Capacity6.7 gal
Cooling System Fluid Capacity35.2 gal
Hydraulic System Fluid Capacity29.1 gal
Alternator Supplied Amperage—
Diff and Final Drive Fluid Capacity18.8 gal

Engine

Engine specifications
Engine ModelNTA855
Displacement855 in³
Gross Power405.0 hp
Aspirationturbocharged
Torque Measured @—
Rated Engine Speed29 rpm

Weights

Weights specifications
Empty Weight56,769 lb
Loaded Weight127,317 lb
Weight Distribution Front - loaded32.0 %
Weight Distribution Rear - loaded68.0 %
Weight Distribution Front - empty48.0 %
Weight Distribution Rear - empty52.0 %

Dimensions

Dimensions specifications
Ground Clearance19 in
Wheelbase149 in
Overall Length301 in
Overall Width145 in
Overall Height152 in
Dump Height296 in
Dump Ground Clearance18 in

Transmission

Transmission specifications
Max Speed38.6 mph
Transmission TypeKomatsu TORQFLOW planetary gear
Number of Gears - Forward6
Number of Gears - Reverse1

Service Refill Capacities

Service Refill Capacities specifications
Brake/Hoist Hydraulic Tank63,993.0 gal

Dump

Dump specifications
Dump Angle61 °
Load Capacity - heaped31.40 yd³

Comparable machines

Other off-highway trucks in a similar weight class.