The Caterpillar 140M AWD is a motor grader designed for road construction, maintenance, and grading applications. It features all-wheel drive for improved traction and control on loose, uneven, or slippery surfaces. The 140M AWD is part of Caterpillar's M Series grader lineup and is commonly used in highway work, site preparation, ditching, snow removal, and fine grading. It is equipped with a Caterpillar diesel engine, articulated frame, and grader blade system for precise material shaping. The machine is used by contractors, municipalities, and road maintenance crews requiring consistent grading performance and maneuverability in varied ground conditions.
Blade Range
Caterpillar 140M AWD Motor Grader Blade Range specifications
Blade Tip Range - Backward
5 degrees
Blade Tip Range - Forward
40 degrees
Circle Centershift - Left
27.40 in (69.60 cm)
Circle Centershift - Right
28.70 in (72.90 cm)
Maximum Blade Position Angle
90 degrees
Maximum Depth Of Cut
28.10 in (71.37 cm)
Maximum Lift Above Ground
18.90 in (48.01 cm)
Maximum Shoulder Reach Outside Of Tires - Left
70.50 in (179.07 cm)
Maximum Shoulder Reach Outside Of Tires - Right
77.90 in (197.87 cm)
Moldboard Sideshift - Left
20.10 in (51.05 cm)
Moldboard Sideshift - Right
26.00 in (66.04 cm)
Dimensions
Caterpillar 140M AWD Motor Grader Dimensions specifications
Ground Clearance - Rear Axle
13.30 in (33.78 cm)
Height - Exhaust Stack - Awd
128.00 in (325.12 cm)
Height - Front Axle Center
23.50 in (59.69 cm)
Height - Top Of Cab
10.84 ft (3.30 m)
Height - Top Of Cab Product Link
133.00 in (337.82 cm)
Height - Top Of Cylinders
119.00 in (302.26 cm)
Length - Between Tandem Axles
60.00 in (152.40 cm)
Length - Front Axle To Mid Tandem
241.00 in (612.14 cm)
Length - Front Axle To Moldboard
100.00 in (254.00 cm)
Length - Front Tire To Rear Of Machine
344.00 in (873.76 cm)
Length - Push Plate To Ripper
399.00 in (1,013.46 cm)
Length - Push Plate To Ripper Retracted
386.00 in (980.44 cm)
Width - Outside Front Tires - Awd
102.00 in (259.08 cm)
Width - Outside Rear Tires
98.00 in (248.92 cm)
Width - Tire Center Lines Front - Awd
87.00 in (220.98 cm)
Engine
Caterpillar 140M AWD Motor Grader Engine specifications
Base Power (1st Gear) - Net
213.00 hp (158.84 kw)
Base Power (1st Gear) - Net - Metric
216.00 hp (161.07 kw)
Base Power (1st Gear, Awd Off) - Net
213.00 hp (158.84 kw)
Bore
4.40 in (11.18 cm)
Derating Altitude
10,000.00 ft (3,048.00 m)
Displacement
537.00 cu in (8,799.87 cu cm)
Emissions
Emissions equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
Engine Model
Cat C9 ACERT
High - Ambient Capability
122 degrees
High Ambient - Fan Speed - Maximum
1,650 rpm
High Ambient - Fan Speed - Minimum
600 rpm
Maximum Torque - Awd On
991.00 lbs ft (1,343.60 nm)
Note (1)
Maximum torque (VHP Plus) measured at 1,000 rpm.
Note (2)
Net power is tested per ISO 9249, SAE J1349, and EEC 80/1269 Standards in effect at the time of manufacture.
Note (3)
Net power advertised is the power available at rated speed of 2,000 rpm, measured at the flywheel when engine is equipped with fan running at minimum speed, air cleaner, muffler and alternator.
Note (4)
Power as declared per ISO 14396; Rated Speed = 2,000 rpm; AWD = 201 kW (269 hp)
Note (5)
No engine derating required up to 3048 m (10,000 ft).
Number Of Cylinders
6
Speed At Rated Power
2,000 rpm
Stroke
5.90 in (14.99 cm)
Torque Rise - Vhp Plus
40%
Vhp Plus Range - Net
159-200 kW (213-268 hp)
Vhp Plus Range - Net - Metric
159-200 kW (216-272 hp)
Frame
Caterpillar 140M AWD Motor Grader Frame specifications
Circle - Blade Beam Thickness
1.60 in (4.06 cm)
Circle - Diameter
60.20 in (152.91 cm)
Drawbar - Height
6.00 in (15.24 cm)
Drawbar - Width
3.00 in (7.62 cm)
Front Axle - Height To Center
23.00 in (58.42 cm)
Front Axle - Total Oscillation Per Side
32 degrees
Front Axle - Wheel Lean - Left/Right
18 degrees
Front Frame Structure - Height
1.00 ft (0.30 m)
Front Frame Structure - Thickness
0.10 ft (0.03 m)
Front Frame Structure - Width
1.00 ft (0.30 m)
Hydraulic System
Caterpillar 140M AWD Motor Grader Hydraulic System specifications
Circuit Type
Electro-hydraulic load sensing, closed center
Maximum System Pressure
3500 psi
Note
Pump output measured at 2,150 rpm.
Pump Output
55.70 gpm (210.82 lpm)
Pump Type
Variable piston
Standby Pressure
450 psi
Moldboard
Caterpillar 140M AWD Motor Grader Moldboard specifications
Arc Radius
16.30 in (41.40 cm)
Blade Pull - Base Gvw - Awd
34,869.00 lbs (15,816.33 kg)
Blade Pull - Maximum Gvw - Awd
46,703.00 lbs (21,184.15 kg)
Blade Width
12.00 ft (3.66 m)
Cutting Edge Thickness
0.60 in (1.52 cm)
Cutting Edge Width
6.00 in (15.24 cm)
Down Pressure - Base Gvw - Awd
18,342.00 lbs (8,319.80 kg)
Down Pressure - Maximum Gvw - Awd
28,503.00 lbs (12,928.76 kg)
End Bit - Thickness
0.60 in (1.52 cm)
End Bit - Width
6.00 in (15.24 cm)
Moldboard - Height
24.00 in (60.96 cm)
Moldboard - Thickness
0.90 in (2.29 cm)
Moldboard - Width
12.00 ft (3.66 m)
Note
Blade pull calculated at 0.9 traction coefficient, which is equal to no-slip conditions, and Gross Vehicle Weight (GVW).
Throat Clearance
6.50 in (16.51 cm)
Net Power - Awd Off
Caterpillar 140M AWD Motor Grader Net Power - Awd Off specifications
Gear - Forward 1st
183.00 hp (136.47 kw)
Gear - Forward 2nd
188.00 hp (140.19 kw)
Gear - Forward 3rd
203.00 hp (151.38 kw)
Gear - Forward 4th
208.00 hp (155.11 kw)
Gear - Forward 5th
213.00 hp (158.84 kw)
Gear - Forward 6th
218.00 hp (162.57 kw)
Gear - Forward 7th
233.00 hp (173.75 kw)
Gear - Forward 8th
233.00 hp (173.75 kw)
Gear - Reverse 1st
183.00 hp (136.47 kw)
Gear - Reverse 2nd
188.00 hp (140.19 kw)
Gear - Reverse 3rd-6th
203.00 hp (151.38 kw)
Net Power - Awd On
Caterpillar 140M AWD Motor Grader Net Power - Awd On specifications
Gear - Forward 1st
213.00 hp (158.84 kw)
Gear - Forward 2nd
218.00 hp (162.57 kw)
Gear - Forward 3rd
223.00 hp (166.29 kw)
Gear - Forward 4th
228.00 hp (170.02 kw)
Gear - Forward 5th
233.00 hp (173.75 kw)
Gear - Forward 6th
238.00 hp (177.48 kw)
Gear - Forward 7th
243.00 hp (181.21 kw)
Gear - Forward 8th
248.00 hp (184.94 kw)
Gear - Reverse 1st
213.00 hp (158.84 kw)
Gear - Reverse 2nd
218.00 hp (162.57 kw)
Gear - Reverse 3rd-6th
223.00 hp (166.29 kw)
Net Power - Vhp Plus
Caterpillar 140M AWD Motor Grader Net Power - Vhp Plus specifications
Gear - Forward 1st
223.00 hp (166.29 kw)
Gear - Forward 2nd
238.00 hp (177.48 kw)
Gear - Forward 3rd
243.00 hp (181.21 kw)
Gear - Forward 4th
248.00 hp (184.94 kw)
Gear - Forward 5th
268.00 hp (199.85 kw)
Gear - Forward 6th
268.00 hp (199.85 kw)
Gear - Forward 7th
268.00 hp (199.85 kw)
Gear - Forward 8th
268.00 hp (199.85 kw)
Gear - Reverse 1st
213.00 hp (158.84 kw)
Gear - Reverse 2nd
218.00 hp (162.57 kw)
Gear - Reverse 3rd-6th
223.00 hp (166.29 kw)
Operating Specifications
Caterpillar 140M AWD Motor Grader Operating Specifications specifications
Articulation Angle - Left/Right
20 degrees
Forward - 1st
2.50 mph (4.02 kph)
Forward - 2nd
3.40 mph (5.47 kph)
Forward - 3rd
5.00 mph (8.05 kph)
Forward - 4th
6.80 mph (10.94 kph)
Forward - 5th
10.60 mph (17.06 kph)
Forward - 6th
14.50 mph (23.34 kph)
Forward - 7th
19.90 mph (32.03 kph)
Forward - 8th
29.00 mph (46.67 kph)
Reverse - 1st
2.00 mph (3.22 kph)
Reverse - 2nd
3.70 mph (5.95 kph)
Reverse - 3rd
5.40 mph (8.69 kph)
Reverse - 4th
8.40 mph (13.52 kph)
Reverse - 5th
15.70 mph (25.27 kph)
Reverse - 6th
22.90 mph (36.85 kph)
Steering Range - Left/Right
47.5 degrees
Top Speed - Forward
29.00 mph (46.67 kph)
Top Speed - Reverse
22.90 mph (36.85 kph)
Turning Radius - Outside Front Tires
25.00 ft (7.62 m)
Power Train
Caterpillar 140M AWD Motor Grader Power Train specifications
Brakes - Parking
Multiple oil disc
Brakes - Secondary
Dual circuit control system
Brakes - Service
Multiple oil disc
Brakes - Service - Surface Area
3565 in2
Forward/Reverse Gears
8 Forward/6 Reverse
Transmission
Direct drive, power shift, countershaft
Ripper
Caterpillar 140M AWD Motor Grader Ripper specifications
Machine Length Increase, Beam Raised
36.20 in (91.95 cm)
Penetration Force
20,540.00 lbs (9,316.80 kg)
Pry-Out Force
26,259.00 lbs (11,910.90 kg)
Ripper Shank Holder Spacing
21.00 in (53.34 cm)
Ripper Shank Holders
5
Ripping Depth - Maximum
16.80 in (42.67 cm)
Scarifier
Caterpillar 140M AWD Motor Grader Scarifier specifications
Front, V-Type, 5 Or 11 Tooth - Scarifier Shank Holders
5, 11
Front, V-Type, 5 Or 11 Tooth - Scarifying Depth, Maximum
18.40 in (46.74 cm)
Front, V-Type, 5 Or 11 Tooth - Working Width
47.40 in (120.40 cm)
Mid, V-Type - Scarifier Shank Holder Spacing
4.60 in (11.68 cm)
Mid, V-Type - Scarifier Shank Holders
11
Mid, V-Type - Scarifying Depth, Maximum
11.50 in (29.21 cm)
Mid, V-Type - Working Width
46.60 in (118.36 cm)
Rear - Scarifier Shank Holder Spacing
10.50 in (26.67 cm)
Rear - Scarifier Shank Holders
9
Rear - Scarifying Depth, Maximum
10.50 in (26.67 cm)
Rear - Working Width
91.00 in (231.14 cm)
Service Refill
Caterpillar 140M AWD Motor Grader Service Refill specifications
Circle Drive Housing
1.80 gal (6.81 l)
Cooling System
10.60 gal (40.12 l)
Engine Oil
6.60 gal (24.98 l)
Front Wheel Spindle Bearing Housing
0.20 gal (0.76 l)
Fuel Capacity
110.00 gal (416.35 l)
Hydraulic System - Tank
16.90 gal (63.97 l)
Tandem Housing - Each
16.90 gal (63.97 l)
Transmission - Differential - Final Drives
16.90 gal (63.97 l)
Standards
Caterpillar 140M AWD Motor Grader Standards specifications
Brakes
ISO 3450:1996
Note (1)
The static sound operator pressure level measured according to ISO 6394:2008 for a cab offered by Caterpillar, when properly installed, maintained and tested with doors and windows closed and hydraulic fan at maximum speed is 74 dB(A).
Rops/Fops
ISO 3471:2008, ISO 3449:2005 Level II
Sound
ISO 6394:2008, ISO 6395:2008
Steering
ISO 5010:2007
Tandems
Caterpillar 140M AWD Motor Grader Tandems specifications
Drive Chain Pitch
2.00 in (5.08 cm)
Height
19.90 in (50.55 cm)
Sidewall Thickness - Inner
0.60 in (1.52 cm)
Sidewall Thickness - Outer
0.70 in (1.78 cm)
Tandem Oscillation - Front Down
25 degrees
Tandem Oscillation - Front Up
15 degrees
Wheel Axle Spacing
60.00 in (152.40 cm)
Width
7.90 in (20.07 cm)
Weights
Caterpillar 140M AWD Motor Grader Weights specifications
Gross Vehicle Weight - Base - Total
38,743.00 lbs (17,573.55 kg)
Gross Vehicle Weight - Maximum - Total
51,892.00 lbs (23,537.84 kg)
Gross Vehicle Weight - Typically Equipped
43,834.00 lbs (19,882.79 kg)
Note
Base operating weight calculated on standard machine configuration with 14.00R24 tire with multi-piece rim, full fuel tank, coolant, lubricants and operator.
Operating Weight - Typically Equipped
43,834.00 lbs (19,882.79 kg)
Weights - Awd
Caterpillar 140M AWD Motor Grader Weights - Awd specifications
Gross Vehicle Weight - Base - Front Axle
10,686.00 lbs (4,847.09 kg)
Gross Vehicle Weight - Base - Rear Axle
28,057.00 lbs (12,726.46 kg)
Gross Vehicle Weight - Base - Total
38,743.00 lbs (17,573.55 kg)
Gross Vehicle Weight - Maximum - Front Axle
16,606.00 lbs (7,532.36 kg)
Gross Vehicle Weight - Maximum - Rear Axle
35,287.00 lbs (16,005.93 kg)
Gross Vehicle Weight - Maximum - Total
51,893.00 lbs (23,538.30 kg)
Gross Vehicle Weight - Typically Equipped - Front Axle
12,767.00 lbs (5,791.02 kg)
Gross Vehicle Weight - Typically Equipped - Rear Axle
31,067.00 lbs (14,091.77 kg)
Gross Vehicle Weight - Typically Equipped - Total
43,834.00 lbs (19,882.79 kg)
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