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Komatsu

840.3

Forwarder

Operating Weight - 8wd
33,951 lb
Operating Weight - 6wd
30,644 lb
Max Speed
14.7 mph
Displacement
403 in³
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Komatsu 840.3 Forwarder
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Specifications

34 data points

Operating Specifications

Operating Specifications specifications
Operating Weight - 8wd33,951 lb
Operating Weight - 6wd30,644 lb
Fuel Capacity42.3 gal
Hydraulic System Fluid Capacity26.5 gal
Alternator Supplied Amperage140 A
Operating Voltage24 V
Front/Rear Tire Size - 8wd600/55x26.5
Front/Rear Tire Size - 6wd600/65x34 600/55x26.5

Engine

Engine specifications
Engine Model66CTA Tier 3
Displacement403 in³
Power Measured @2,000 rpm
Number of Cylinders6
AspirationTurbo
Torque Measured @1,500 rpm
Power168.0 hp
Torque520 lb-ft

Hydraulic System

Hydraulic System specifications
Pump Typesing circuit load sensing with variable piston pump
Relief Valve Pressure3,400 psi
Flow Capacity76.7 gal/min

Dimensions

Dimensions specifications
Ground Clearance28 in
Wheelbase196 in
Width Over Tires104 in
Length366 in
Length of Bunk Area60 in
Height to Top of crane150 in

Transmission

Transmission specifications
Max Speed14.7 mph
Transmission TypeHydrostatic

Bunk

Bunk specifications
Load Area17.62 yd³
Load Weight - 8wd26,456 lb
Load Weight - 6wd26,456 lb

Crane

Crane specifications
Max Reach307 in
Gross Lift Torque78,299 lb-ft
Crane TypeCRF 8.1
Gross Slew Torque6,460 lb-ft

Comparable machines

Other forwarders in a similar weight class.