140 Motor Grader

Maximum operator comfort and control ensures the Cat® 140 motor grader optimizes performance, especially on long work days. Its fuel efficient C7 engine includes protection technologies and delivers the power needed for precise control and more work completed per hour.

 

 



 

BETTER COMFORT AND CONTROL

        
  • Visibility is key to your safety, efficiency and quality of work. The 140 delivers with angled cab doors, tapered engine enclosure and a sloped rear window make it easy to see the moldboard and tires, as well as behind the machine. Optional rear camera further enhances lines of sight.
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  • The most spacious, comfortable cab in the industry.
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  • Joystick controls reduce hand and arm movement by 78%, which helps to lowers operator fatigue.
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  • Easy-reach rocker and control switches.
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  • Standard Cat Comfort Series suspension seat.
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  • Control pods adjust electronically - easy to set ideal operating position.
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  • Isolation mounts reduce sound and vibration for more relaxed environment.
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  • High capacity Heating, Ventilation and Air Conditioning (HVAC) system dehumidifies and pressurizes the cab, circulates fresh air, seals out dust and keeps windows clear.
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  • Optional deluxe radio with CD features MP3 and Bluetooth technology.
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  • In-dash instrument cluster houses easily read, high-visibility gauges and warning lamps keep you aware of critical system information.
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  • Two electro-hydraulic joysticks make operation easy and comfortable. Adjustable control pods ensure they are positioned for optimal comfort, visibility and operation.
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  • Joystick Functions -
        
  1. Left joystick controls steering, articulation, return-to-center, wheel lean, gear selection, left moldboard lift cylinder and float.
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  3. Right joystick controls drawbar, circle and moldboard functions as well as electronic throttle control and manual differential lock/unlock. Joystick lean angle mirrors the steer tires' turning angle.
        
  • Brake tensioning system holds the joystick in position until the operator moves it.
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  • Steering control automatically reduces steering sensitivity at higher ground speeds for predictable control.
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  • Infinitely variable roller switches control the rear ripper and/or front lift group (when equipped).
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  • Electronic Throttle Control improves productivity providing the best match of power and torque for the demands of each application.
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  • Articulation Return-to-Center automatically returns the machine to a straight frame position from any angle with the touch of a button.
 

Introducing the High Performance Circle

The optional High Performance Circle is now available for the 140 Joystick control motor graders. It helps to eliminate hours of monthly planned maintenance for frequent inspection, wear strip replacement and circle shoes adjustments associated with conventional circles. Advantages include increased circle torque, performance, and improved durability. It provides a smooth, effortless rotation of blade and assists in meeting jobsite elevation tolerance. 

PERFORMANCE AND PRODUCTIVITY

  • Cat C7 engine delivers the performance you need to maintain consistent grading speeds for maximum productivity.
  • Superior torque and lugging capability provide the power to pull through sudden, short-term increases in loads.
  • Engine technology reduces emissions, lowers combustion chamber temperatures and optimizes combustion to generate more work output from every unit of fuel.
  • Hydraulic demand fan automatically adjusts according to engine cooling requirements. When cooling demand is reduced, you benefit from more power to the ground and improved fuel efficiency.
  • Engine Idle Shutdown feature can be software-enabled by your Cat dealer to shut down the engine after a set period of time to save you fuel and help reduce emissions.
  • The Motor Graders give you efficiency and stand up to the most demanding applications:
  • Standard Automatic Differential Lock/Unlock unlocks the differential during a turn and re-locks when straight for easier operation and to help protect the power train.
  • Full Electronic Clutch Pressure Control system optimizes inching modulation for smooth shifts and directional changes, reducing stress on gears.
  • Programmable AutoShift option simplifies operation by allowing the operator to program the transmission to shift at optimal points to match each application.
  • Power Shift Countershaft Transmission is matched to the Cat engine to maximize power to the ground.
  • Wide operating gear range for maximum productivity.
  • Engine Over-Speed Protection prevents downshifting until an acceptable safe travel speed has been established.
  • Sealed spindle keeps front axle bearings lubricated and protected from contaminants. Cat “Live Spindle” design places the larger tapered roller bearing on the outside, where the load is greater, extending life.
  • Bolt-on modular rear axle improves serviceability and contamination control with easy access to differential components.
  • Optional AutoShift Transmission improves ease of operation and maximizes productivity by automatically shifting the transmission at optimal shift points.
 

HEAVY DUTY CONSTRUCTION

  • One-piece forged steel circle stands up to high stress loads, and a sacrificial wear system helps keep your service time and costs down.
  • Articulation hitch features a large tapered roller bearing to carry loads evenly. The bearing is sealed preventing contamination and a locking pin prevents articulation during service or transport.
  • Thedrawbar, circle and moldboard are designed to make it easy for you to keep the components tight.
  • Shims and patented top-adjust wear strips are easy to add or replace, dramatically reducing downtime.
  • Nylon composite wear inserts maximize circle torque and component life.
  • Sacrificial brass wear strips between the blade mounting group and moldboard can be easily adjusted and replaced.
  • Shimless Moldboard Retention System uses vertical and horizontal adjusting screws to keep moldboard wear strips aligned for reduced blade chatter and precise control.
  • With an aggressive blade angle, optimized moldboard curvature and large throat clearance, you work more efficiently by allowing material to roll more freely along the blade.
  • Heat-treated rails, hardened cutting edges and end bits, and heavy duty bolts provide greater moldboard reliability and long service life.
  • Link bar allows extreme moldboard positioning for easier bank sloping and ditch cutting/cleaning.
  • Proven load-sensing and advanced electro-hydraulics give you superior implement control and responsive hydraulic performance that makes operators' jobs easier.
  • Continuously matching hydraulic flow/pressure to power demands reduces heat and optimizes power.
  • Proportional Priority Pressure-Compensating (PPP-C) valves have different flow rates for the head and rod ends of the cylinder, so you can count on consistent, predictable implement response.
  • Hydraulic flow is proportioned to give you confidence that all implements operate simultaneously without slowing engine or implement speed.
  • Blade Float allows the blade to move freely under its own weight.
  • Float both cylinders, to allow blade can follow the contours of the ground.
  • Float one cylinder to permit the toe of the blade to follow a hard surface while the operator controls slope with the other cylinder.
  • Large, independent hydraulic oil supplies prevent cross-contamination and provide proper cooling, reducing heat build-up and extending component life.
  • Cat XT™ hose allows high pressures for maximum power and reduced downtime.
 

TECHNOLOGY THAT GETS WORK DONE

  • Grade technologies combine digital design data, in-cab guidance, and automatic blade controls to enhance grading accuracy, reduce rework, and lower costs related to production earthmoving and rough, fine and finish grade applications.
  • Cat GRADE with Cross Slope is an optional, fully integrated, factory installed system that helps operators maintain desired cross slope by automatically controlling one side of the blade. System is job-ready from day one, and scalable for the future with AccuGrade™ upgrade kits that provide additional 2D and/or 3D control.
  • AccuGrade Attachment Ready Option can be ordered as a factory- or dealer-installed option. Includes built-in mounting points and internal wiring, to facilitate installation of AccuGrade grade control system.
  • AccuGrade uses positioning and guidance technologies, machine sensors, and automatic blade control to help operators get to grade faster, easier and more efficiently.
  • In-cab guidance gives operators detailed information to work confidently and achieve greater accuracy, in fewer passes, using less material.
  • Operators can stay on grade and improve productivity and accuracy by nearly 50 percent over conventional methods.
  • Grade stakes and checkers are minimized, helping to make the work site safer and more cost effective.
  • AccuGrade technologies include Cross Slope, Sonic, Laser, GPS, and/or Universal Total Station (UTS).
  • Cat Product Link™ Elite takes guesswork out of equipment management with remote monitoring capabilities for one machine or an entire fleet.
  • Tracks asset location, hours, fuel usage, diagnostic codes, idle time and more through the secure VisionLink™ user interface.
  • Knowing where your equipment is, what it's doing and how it's performing enables you or your Cat dealer to manage your fleet in real-time so you can maximize efficiency, improve productivity and lower operating costs.*
  • Smart Machine Systems enhance productivity -
  1. Cat Messenger, combined with full systems integration, enhances diagnostic capability for quick analysis of critical data.
  2. Electronic Technician (Cat ET) lets service technicians access stored diagnostic data and configure machine parameters through the Cat Data Link.
  3. Low Battery Elevated Idle raises idle speed when low system voltage is detected, ensuring adequate system voltage and improving battery reliability.
  4. Automatic Engine Deration protects the engine by automatically lowering engine torque output and alerting the operator if critical conditions are detected.

    * Product Link licensing not available in all areas. Please consult your Cat dealer for availability.
 

BUILT-IN SAFETY FEATURES

  • Operator Presence Monitoring System keeps the parking brake engaged and hydraulic implements disabled until the operator is seated and the machine is ready for operation.
  • Speed Sensitive Steering makes steering less sensitive as ground speed increases for enhanced control.
  • Secondary electric hydraulic steering pump automatically engages in case of a drop in steering pressure allowing operator to steer the machine to a stop.
  • Hydraulic lockout disables all implement functions while still providing machine steering control. This is especially useful while roading.
  • Brakes are located at each tandem wheel to eliminate braking loads on the power train. Redundant brake systems utilize accumulators to enable stopping in case of machine failure.
  • Perforated steel tandem walkways and convenient grab rails provide a sturdy platform when moving on, off and around the machine.
  • Circle Drive Slip Clutch protects the drawbar, circle and moldboard from shock loads if the blade encounters an immovable object and reduces the possibility of abrupt directional changes in poor traction conditions.
  • Blade Lift Accumulators absorb impact loads by allowing vertical blade travel. This optional feature reduces wear and impact loading for enhanced operator safety.
  • Safety Features -
  1. Rearview camera with in-cab monitor
  2. Grouped, ground level service points
  3. Laminated front window glass
  4. Optional LED Lighting
  5. Ground-level electrical disconnect switch
  6. Ground-level engine shutoff switch
  7. Anti-glare paint eases night operation
  8. Front and rear fenders
 

TOP-TIER SERVICE AND SUPPORT

  • Cat motor graders are designed to help you increase uptime and reduce costs.
  • Grouped service points and extended service intervals save maintenance time.
  • Standard Automatic Lubrication System maintains proper lubrication on working surfaces, increasing component life and purging contaminants from pins and bushings - helping to prevent damage.
  • Standard Fast-Fill allows customers to refuel in less than four minutes so you can get back on the job quickly.
  • Your Cat dealer provides support that is second to none. From machine selection and purchase to training, maintenance support and rebuilds, Cat dealers have the experience and capabilities to help keep you up and running.
 

Engine

Base Power (1st Gear) - Net136kW183hp
Engine ModelCat C7
Bore110mm4.3in
Stroke127mm5in
Speed at Rated Power2,000 rpm
Base Power (1st Gear) - Net - Metric136kW186hp
Maximum Torque - VHP Plus1052N·m776lb/ft
VHP Plus Range - Net136-159 kW (183-213 hp)
Torque Rise - VHP Plus39%
VHP Plus Range - Net - Metric136-159 kW (186-216 hp)
Displacement7.2l439in³
Number of Cylinders6
Derating Altitude3048m10000ft
Standard - Fan Speed - Maximum1,450 rpm
Standard - Fan Speed - Minimum600 rpm
Standard - Ambient Capability43°C109°F
High Ambient - Fan Speed - Maximum1,650 rpm
High Ambient - Fan Speed - Minimum600 rpm
High - Ambient Capability50°C122°F

Weights

Operating Weight - Typically Equipped18400kg40565lb
Gross Vehicle Weight - Typically Equipped18400kg40565lb
Gross Vehicle Weight - Maximum - Rear Axle15206kg33523lb
Gross Vehicle Weight - Base - Front Axle4220kg9303lb
Gross Vehicle Weight - Base - Rear Axle12011kg26479lb
Gross Vehicle Weight - Maximum - Total22045kg48601lb
Gross Vehicle Weight - Typically Equipped - Rear Axle13310kg29343lb
Gross Vehicle Weight - Base - Total16231kg35783lb
Gross Vehicle Weight - Maximum - Front Axle6839kg15077lb
Gross Vehicle Weight - Typically Equipped - Total18400kg40565lb
Gross Vehicle Weight - Typically Equipped - Front Axle5090kg11221lb

Moldboard

Blade Width3.7m12ft
Arc Radius413mm16.3in
Throat Clearance166mm6.5in
Cutting Edge Width152mm6in
Cutting Edge Thickness16mm0.6in
End Bit - Width152mm6in
End Bit - Thickness16mm0.6in
Blade Pull - Base GVW10810kg23832lb
Blade Pull - Maximum GVW13685kg30170lb
Width3.7m12ft
Height610mm24in
Thickness22mm0.87in
Down Pressure - Base GVW7244kg15969lb
Down Pressure - Maximum GVW11739kg25880lb

Operating Specifications

Top Speed - Forward46.6km/h29mile/h
Top Speed - Reverse36.8km/h22.9mile/h
Turning Radius - Outside Front Tires7.6m24.93ft
Steering Range - Left/Right47.5 degrees
Articulation Angle - Left/Right20 degrees
Forward - 1st4km/h2.5mile/h
Forward - 2nd5.5km/h2.4mile/h
Forward - 3rd8km/h5mile/h
Forward - 4th11km/h6.8mile/h
Forward - 5th17.1km/h10.6mile/h
Forward - 6th23.3km/h14.5mile/h
Forward - 7th32km/h19.9mile/h
Forward - 8th46.6km/h29mile/h
Reverse - 1st3.2km/h2mile/h
Reverse - 2nd6km/h3.7mile/h
Reverse - 3rd8.7km/h5.4mile/h
Reverse - 4th13.5km/h8.4mile/h
Reverse - 5th25.3km/h15.7mile/h
Reverse - 6th36.8km/h22.9mile/h

Service Refill

Fuel Capacity416l110gal (US)
Cooling System40l10.6gal (US)
Hydraulic System - Tank64l16.9gal (US)
Transmission - Differential - Final Drives64l16.9gal (US)
Engine Oil25l6.6gal (US)
Tandem Housing - Each64l16.9gal (US)
Front Wheel Spindle Bearing Housing0.5l0.13gal (US)
Circle Drive Housing7l1.8gal (US)

Power Train

Forward/Reverse Gears8 Forward/6 Reverse
TransmissionDirect drive, power shift, countershaft
Brakes - ServiceMultiple oil disc
Brakes - Service - Surface Area23000cm²3565in²
Brakes - ParkingMultiple oil disc
Brakes - SecondaryDual circuit control system

Hydraulic System

Circuit TypeElectro-hydraulic load sensing, closed center
Pump TypeVariable piston
Pump Output210L/min55.7gpm
Maximum System Pressure24150kPa3500psi
Standby Pressure3100kPa450psi

Frame

Drawbar - Width76.2mm3in
Circle - Diameter1530mm60.2in
Circle - Blade Beam Thickness40mm1.6in
Drawbar - Height152mm6in
Front Frame Structure - Thickness16mm0.6in
Front Frame Structure - Height305mm12in
Front Frame Structure - Width305mm12in
Front Axle - Height to Center571mm23in
Front Axle - Wheel Lean - Left/Right18 degrees
Front Axle - Total Oscillation per Side32 degrees

Blade Range

Circle Centershift - Right728mm28.7in
Circle Centershift - Left695mm27.4in
Moldboard Sideshift - Right660mm26in
Moldboard Sideshift - Left510mm20.1in
Maximum Blade Position Angle90 degrees
Blade Tip Range - Forward40 degrees
Blade Tip Range - Backward5 degrees
Maximum Lift Above Ground480mm18.9in
Maximum Depth of Cut715mm28.1in
Maximum Shoulder Reach Outside of Tires - Left1790mm70.5in
Maximum Shoulder Reach Outside of Tires - Right1978mm77.9in

Ripper

Ripper Shank Holder Spacing533mm21in
Ripping Depth - Maximum428mm16.8in
Ripper Shank Holders5
Penetration Force9199kg20280lb
Pry-Out Force11641kg25664lb
Machine Length Increase, Beam Raised919mm36.2in

Scarifier

Mid, V-Type - Scarifier Shank Holders11
Front, V-Type, 5 or 11 Tooth - Scarifying Depth, Maximum467mm18.4in
Mid, V-Type - Scarifying Depth, Maximum292mm11.5in
Front, V-Type, 5 or 11 Tooth - Scarifier Shank Holder Spacing116mm4.6in
Front, V-Type, 5 or 11 Tooth - Scarifier Shank Holders5/11
Rear - Scarifying Depth, Maximum266mm10.5in
Mid, V-Type - Scarifier Shank Holder Spacing116mm4.6in
Mid, V-Type - Working Width1184mm46.6in
Front, V-Type, 5 or 11 Tooth - Working Width1205mm47.4in
Rear - Working Width2300mm91in
Rear - Scarifier Shank Holders9
Rear - Scarifier Shank Holder Spacing267mm10.5in

Dimensions

Height - Top of Cab Product Link3378mm133in
Length - Push Plate to Ripper10136mm399.1in
Length - Push Plate to Ripper Retracted9818mm386.5in
Height - Top of Cab3308mm130.2in
Width - Outside Front Tires2511mm98.9in
Length - Front Axle to Mid Tandem6123mm241.1in
Length - Front Tire to Rear of Machine8754mm344.6in
Length - Front Axle to Moldboard2552mm100.5in
Length - Between Tandem Axles1523mm60in
Width - Outside Rear Tires2511mm98.9in
Width - Tire Center Lines2140mm84.3in
Height - Front Axle Center596mm23.5in
Height - Exhaust Stack3076mm121.1in
Height - Top of Cylinders3040mm119.7in
Ground Clearance - Rear Axle339mm13.3in

Standards

SteeringISO 5010:2007
SoundISO 6394:2008, ISO 6395:2008
ROPS/FOPSISO 3471:2008, ISO 3449:2005 Level II
BrakesISO 3450:1996

Net Power - VHP Plus

Gear - Reverse 2nd140kW188hp
Gear - Forward 1st136kW183hp
Gear - Forward 4th148kW198hp
Gear - Reverse 1st136kW183hp
Gear - Forward 6th151kW203hp
Gear - Forward 7th155kW208hp
Gear - Reverse 3rd144kW193hp
Gear - Forward 2nd140kW188hp
Gear - Forward 8th159kW213hp
Gear - Forward 3rd144kW193hp
Gear - Forward 5th151kW203hp

Air Conditioning System

Air ConditioningThe air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas.

Tandems

Height506mm19.9in
Width201mm7.9in
Sidewall Thickness - Inner16mm0.6in
Sidewall Thickness - Outer18mm0.7in
Drive Chain Pitch50.8mm2in
Wheel Axle Spacing1523mm60in
Tandem Oscillation - Front Up15 degrees
Tandem Oscillation - Front Down25 degrees

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360° Interior View (HTML)

360° interior view. Double click on the image to zoom in on any area of the product.  

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