Caterpillar 140G Motor Grader Specifications

The Caterpillar 140G motor grader is one of the most popular motor graders ever produced.

It’s estimated that over 25,000 of these machines have been sold since they were first manufactured.

All models of the Caterpillar 140G motor grader feature a 3306 turbocharged, six-cylinder engine that produces up to 150 flywheel horsepower (fwhp).

Other specifications may differ slightly based on where a 140G motor grader was built and in what year.

Note that 140G graders manufactured in the United States have the serial number prefix 72V. Those manufactured in Canada have the prefix 81V.

Australian models use the prefix 13W and Brazilian modesl use 5MD.

Caterpillar 140G motor grader dimensions

Total length8310 millimetres (27.3 feet)
Height to top of cab3360 millimetres (11 feet)
Width over tyres2440 millimetres (8 feet)
Blade base2570 millimetres (8.4 feet)
Wheelbase5920 millimetres (19.4 feet)
Tandem axle wheelbase1520 millimetres (5 feet)

Caterpillar 140G engine specifications

Model3306
Maximum power (net power gear 5 – 6)150 horespower; 111.9 kilowatts
Number of cylinders6
Displacement10.5 litres (638 cubic inches)

Caterpillar 140G operational specifications

Standard operational weight12620 kilograms (27822 pounds)
Fuel capacity284 litres (75 gallons)
Oil capacity29.3 litres (7.7 gallons)
Hydraulic system fluid capacity68 litres (18 gallons)
Cooling system fluid capacity47.3 litres (12.5 gallons)
Tyre size14×24 10PR
Operating voltage24 volts
Alternator-supplied amperage40 amps

Caterpillar 140G transmission specifications

TypeDirect drive, powershift
Maximum forward speed41 kilometres per hour (25.5 miles per hour)
Maximum reverse speed41 kilometres per hour (25.5 miles per hour)
Number of forward gears6
Number of reverse gears6

Caterpillar 140G steering specifications

Turning radius7.3 metres (24 feet)
Articulation L/R50 degrees

Caterpillar 140G front axle specifications

Ground clearance610 millimetres (2 feet)
Wheel lean18 degrees
Total oscillation32 degrees

Caterpillar 140G hydraulic system specifications

Pump typeClosed-centre, constant-pressure system with variable displacement piston pump
Pump flow193.1 liters per minute (51 gallons per minute)
Relief valve pressure14823.7 kilopascal (2150 pounds per square inch)

Caterpillar 140G moldboard specifications

Moldboard height610 millimetres (24 inches)
Moldboard width3660 millimetres (12 feet)
Moldboard thickness22 millimetres (0.87 inches)
Maximum depth of cut438 millimetres (17.2 inches)
Side shift left660 millimetres (26 inches)
Side shift right660 millimetres (26 inches)

Caterpillar 140G circle specifications

Rotation360 degrees
Diameter1530 millimetres (60.2 inches)
Shift left650 millimetres (25.6 inches)
Shift right520 millimetres (20.5 inches)
Maximum reach outside tyres – left1960 millimetres (77.2 inches)
Maximum reach outside tyres – right1830 millimetres (72 inches)
Maximum lift above ground464 millimetres (18.3 inches)

For more information about the range of refurbished Caterpillar 140G motor graders available from KH Plant, contact us online or call one of our representatives on +27 83 274 4882.