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Caterpillar 140M Motor Grader

The 140M motor grader represents a revolution in operational efficiency, visibility, service ease and overall productivity, setting the new standard and building on the legacy of high quality you can trust.

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Overview &
Specifications

Features
& Benefits

Standard
Equipment

Optional
Equipment

Work Tools &
Attachments

Engine

Base Power (all gears) Net	183 hp / 136 kW

Engine Model	Cat® C7 ACERT™ VHP

Displacement	439 in3 / 7.2 L

Bore	4.3 in / 110 mm

Stroke	5 in / 127 mm

Speed @ rated power	2000 RPM

Number of cylinders	6

Derating altitude	10000 ft / 3048 m

Std - Fan speed - max	1450 RPM

Std - Fan speed - min	550 RPM

Std - Ambient Capability	109 ° F / 43 ° C

Hi Ambient - Fan speed - max	1650 RPM

Hi Ambient - Fan speed - min	550 RPM

Hi Ambient Capability	122 ° F / 50 ° C

Weights

Gross Vehicle Weight - base	33356 lb / 15130 kg

Gross Vehicle Weight, max	50875 lb / 23077 kg

Gross Vehicle Wt, max - front axle	17908 lb / 8123 kg

Gross Vehicle Wt, max - rear axle	32967 lb / 14954 kg

Gross Vehicle Wt, base - front axle	9173 lb / 4161 kg

Gross Vehicle Wt, base - rear axle	24183 lb / 10969 kg

Moldboard

Blade width	12 ft / 3.7 m

Moldboard - height	24 in / 610 mm

Moldboard - thickness	.87 in / 22 mm

Arc radius	16.3 in / 413 mm

Throat clearance	6.5 in / 166 mm

Cutting edge - width	6 in / 152 mm

Cutting edge - thickness	.6 in / 16 mm

End Bit - width	6 in / 152 mm

End Bit - thickness	.6 in / 16 mm

Blade Pull - base GVW	21765 lb / 9873 kg

Blade Pull - max GVW	29671 lb / 13458 kg

Blade Pull - base GVW (AWD)	31369.54 lb / 14229 kg

Blade Pull - max GVW (AWD)	45787.75 lb / 20769 kg

Down Pressure - base GVW	15908 lb / 7216 kg

Down Pressure - max GVW	31057 lb / 14087 kg

Operating Specifications

Top Speed - Fwd.	29 mph / 46.6 km/h

Top Speed - Rev.	22.9 mph / 36.8 km/h

Turning radius, outside front tires	25.43 ft / 7.75 m

Steering range - left/right	47.5°

Articulation angle - left/right	20°

Fwd. 1st	2.5 mph / 4 km/h

Fwd. 2nd	3.4 mph / 5.5 km/h

Fwd. 3rd	5 mph / 8 km/h

Fwd. 4th	6.8 mph / 11 km/h

Fwd. 5th	10.6 mph / 17.1 km/h

Fwd. 6th	14.5 mph / 23.3 km/h

Fwd. 7th	19.9 mph / 32 km/h

Fwd. 8th	29 mph / 46.6 km/h

Rev. 1st	2 mph / 3.2 km/h

Rev. 2nd	3.7 mph / 6 km/h

Rev. 3rd	5.4 mph / 8.7 km/h

Rev. 4th	8.4 mph / 13.5 km/h

Rev. 5th	15.7 mph / 25.3 km/h

Rev. 6th	22.9 mph / 36.8 km/h

Service Refill

Fuel Capacity	110 gal / 416 L

Cooling system	12.4 gal / 47 L

Hydraulic system - tank	15.9 gal / 60 L

Engine Oil	7.9 gal / 30 L

Trans./Diff./Final Drives	17.2 gal / 65 L

Tandem housing (each)	16.9 gal / 64 L

Front wheel spindle bearing housing	.24 gal / .9 L

Circle drive housing	1.8 gal / 7 L

Power Train

Forward/Reverse Gears	8 Fwd / 6 Rev

Transmission	Direct drive, power shift, Countershaft

Brakes - Service	Multiple oil-disc

Brakes - Service, surface area	3565 in2 / 23000 cm2

Brakes - Parking	Multiple oil disc

Brakes - Secondary	Dual circuit control system

Hydraulic System

Circuit type	Electro-hydraulic load sensing, closed center

Pump type	Variable piston

Pump output	55.7 gal/min / 210 L/min

Maximum system pressure	3500 psi / 24150 kPa

Reservoir tank capacity	15.85 gal / 60 L

Standby Pressure	450 psi / 3100 kPa

Frame

Drawbar - width	3 in / 76.2 mm

Circle - diameter	60.2 in / 1530 mm

Circle - blade beam thickness	1.6 in / 40 mm

Drawbar - height	6 in / 152 mm

Front axle - height to center	23 in / 571 mm

Front axle - wheel lean, left/right	18°

Front axle - total oscillation per side	32°

All-Wheel Drive System (Optional)

Motor Type	2 infinitely variable axial piston

Pump Type	2 variable piston

Torque - max	10324.39 ft-lb / 13998 N·m

Operational Gears - forward	1-7

Operational Gears - reverse	1-5

Blade Range

Circle centershift - right	28.7 in / 728 mm

Circle centershift - left	27.4 in / 695 mm

Moldboard sideshift - right	26 in / 660 mm

Moldboard sideshift - left	20.1 in / 510 mm

Maximum blade position angle	90°

Blade tip range - forward	40°

Blade tip range - backward	5°

Maximum shoulder reach outside of tires - right	77.9 in / 1978 mm

Maximum shoulder reach outside of tires - left	70.5 in / 1790 mm

Maximum lift above ground	18.9 in / 480 mm

Maximum depth of cut	28.1 in / 715 mm

Ripper

Ripping depth, maximum	16.8 in / 428 mm

Ripper shank holder spacing	21 in / 533 mm

Ripper shank holders	5

Penetration force	19900 lb / 9026 kg

Pryout force	18861 lb / 8555 kg

Machine length increase, beam raised	36.2 in / 919 mm

Scarifier

Rear: Working width	91 in / 2300 mm

Rear: Scarifier shank holders	9

Rear: Scarifier shank holder spacing	10.5 in / 267 mm

Tandems

Height	19.9 in / 506 mm

Width	7.9 in / 201 mm

Sidewall thickness - inner	.6 in / 16 mm

Sidewall thickness - outer	.7 in / 18 mm

Drive chain pitch	2 in / 50.8 mm

Wheel axle spacing	60 in / 1523 mm

Tandem oscillation - front up	15°

Tandem oscillation - front down	25°

Dimensions

Height - top of cab	129.6 in / 3293 mm

Length - counterweight to ripper	399.4 in / 10144 mm

Width - outside front tires	98.1 in / 2493 mm

Length - front axle to mid tandem	241 in / 6121 mm

Length - front tire to rear of machine	343 in / 8713 mm

Length - front axle to moldboard	100.5 in / 2552 mm

Length - between tandem axles	60 in / 1523 mm

Width - outside rear tires	98.1 in / 2493 mm

Width - tire center lines	83.7 in / 2127 mm

Height - front axle center	22.5 in / 571 mm

Height to exhaust stack	123 in / 3124 mm

Height to top of cylinders	119.7 in / 3040 mm

Ground clearance at rear axle	13.4 in / 341 mm