The Caterpillar 140G is a motor grader designed for road construction, maintenance, and grading applications. Produced by Caterpillar, the 140G is part of the company's long-running grader line and is known for its mechanical drivetrain, articulated frame, and moldboard control system. It is commonly used for shaping road surfaces, ditching, snow removal, and site preparation. The machine typically features a diesel engine, rear-wheel drive, and hydraulic blade controls for precise grading performance. The Caterpillar 140G remains a recognized model in the used equipment market for municipal, contractor, and earthmoving operations requiring dependable grading capability.
Circle
Caterpillar 140G Motor Grader Circle specifications
Diameter
60.30 in (153.16 cm)
Max Lift Above Ground
18.30 in (46.48 cm)
Max Reach Outside Tires - Left
77.20 in (196.09 cm)
Max Reach Outside Tires - Right
72.10 in (183.13 cm)
Rotation
360 degrees
Shift Left
25.60 in (65.02 cm)
Shift Right
20.50 in (52.07 cm)
Dimensions
Caterpillar 140G Motor Grader Dimensions specifications
Blade Base
8.50 ft (2.59 m)
Height to Top of Isomount Cab
11.10 ft (3.38 m)
Overall Length
27.30 ft (8.32 m)
Tandem Axle Wheelbase
5.00 ft (1.52 m)
Wheelbase
19.50 ft (5.94 m)
Width Over Tires
8.10 ft (2.47 m)
Engine
Caterpillar 140G Motor Grader Engine specifications
Displacement
638.00 cu in (10,454.97 cu cm)
Max Power
150.00 hp (111.86 kw)
Net Power Gear 5-6
150.00 hp (111.86 kw)
Number of Cylinders
6
Front Axle
Caterpillar 140G Motor Grader Front Axle specifications
Ground Clearance
2.10 ft (0.64 m)
Oscillation - Total
32 degrees
Wheel Lean
18 degrees
Hydraulic System
Caterpillar 140G Motor Grader Hydraulic System specifications
Pump Flow
51.00 gpm (193.04 lpm)
Pump Type
closed-centre constant-presure system w/ variable displacement piston pump
Relief Valve Pressure
2150 psi
Moldboard
Caterpillar 140G Motor Grader Moldboard specifications
Max Depth of Cut
17.30 in (43.94 cm)
Moldboard Height
24.10 in (61.21 cm)
Moldboard Thickness
0.90 in (2.29 cm)
Moldboard Width
12.10 ft (3.69 m)
Side Shift Left
26.00 in (66.04 cm)
Side Shift Right
26.00 in (66.04 cm)
Operating Specifications
Caterpillar 140G Motor Grader Operating Specifications specifications
Alternator Supplied Amperage
40 amps
Cooling System Fluid Capacity
12.50 gal (47.31 l)
Fuel Capacity
75.10 gal (284.25 l)
Hydraulic System Fluid Capacity
18.00 gal (68.13 l)
Oil System Fluid Capacity
7.80 gal (29.52 l)
Operating Voltage
24 volts
Std Operation Weight - Total
27,822.40 lbs (12,620.04 kg)
Tire Size
14x24 10PR
Steering System
Caterpillar 140G Motor Grader Steering System specifications
Articulation Angle
50 degrees
Turning Radius
24.00 ft (7.32 m)
Transmission
Caterpillar 140G Motor Grader Transmission specifications
Max Speed - Forward
25.50 mph (41.04 kph)
Max Speed - Reverse
25.50 mph (41.04 kph)
Number of Gears - Forward
6
Number of Gears - Reverse
6
Transmission Type
direct drive power shift
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