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Overview

The Cat® 140K2 Motor Grader is the machine you can count on when you need to get work done. Cat motor graders help you make the most of your investment by delivering maximum productivity and durability. The Cat C7 ACERT™ engine, direct-drive power shift transmission and load sensing hydraulics work together ensuring you have the power and precision you need when you need it.

Engine

Units:
Base Power (1st gear) - Net 171.0 hp 128.0 kW Less
Engine Model Cat C7 ACERT Cat C7 ACERT Less
Bore 4.1 in 105.0 mm Less
Derating Altitude 10000.0 ft 3048.0 m Less
Displacement 439.0 in3 7.2 L Less
Base Power – Net 171.0 hp 128.0 kW Less
High Ambient Capability 122.0 ° F 50.0 ° C Less
Maximum Torque 735.0 lbf-ft 996.0 N·m Less
Number of Cylinders 6 6 Less
Speed @ Rated Power 2,000 rpm 2,000 rpm Less
Stroke 5.0 in 127.0 mm Less
Torque Rise 46% 46% Less
VHP Range – Net 128-143 kW (171-191 hp) 128-143 kW (171-191 hp) Less
High Ambient – Fan Speed (maximum) 1,560 rpm 1,560 rpm Less
Note Net power is tested per ISO 9249, SAE J1349, and EEC 80/1269 standards in effect at the time of manufacture. Net power is tested per ISO 9249, SAE J1349, and EEC 80/1269 standards in effect at the time of manufacture. Less
Note Net power advertised is the power available at rated speed of 2,000 rpm, measured at the flywheel when engine is equipped with fan, air cleaner, muffler and alternator. Net power advertised is the power available at rated speed of 2,000 rpm, measured at the flywheel when engine is equipped with fan, air cleaner, muffler and alternator. Less
Note Maximum torque measured at 1,000 rpm in gears 4-8. Maximum torque measured at 1,000 rpm in gears 4-8. Less

Moldboard

Blade Width 12.0 ft 3.7 m Less
Moldboard – Height 24.0 in 610.0 mm Less
Moldboard – Thickness 0.9 in 22.0 mm Less
Arc Radius 16.3 in 413.0 mm Less
Throat Clearance 4.7 in 120.0 mm Less
Cutting Edge – Width 6.0 in 152.0 mm Less
Cutting Edge – Thickness 0.6 in 16.0 mm Less
End Bit – Width 6.0 in 152.0 mm Less
End Bit – Thickness 0.6 in 16.0 mm Less

Blade Range

Circle Centershift – Right 28.7 in 728.0 mm Less
Circle Centershift – Left 29.6 in 752.0 mm Less
Moldboard Sideshift – Right 26.1 in 663.0 mm Less
Moldboard Sideshift – Left 20.2 in 512.0 mm Less
Blade Tip Range – Forward 40° 40° Less
Blade Tip Range – Backward Less
Maximum Shoulder Reach Outside of Tires – Right 77.9 in 1978.0 mm Less
Maximum Shoulder Reach Outside of Tires – Left 74.6 in 1896.0 mm Less
Maximum Lift Above Ground 18.9 in 480.0 mm Less
Maximum Depth of Cut 28.9 in 735.0 mm Less

Frame

Circle – Outer Diameter 60.2 in 1530.0 mm Less
Front Axle – Wheel Lean, Left/Right 18° 18° Less
Front Axle – Total Oscillation per Side 32° 32° Less

Weights

Gross Vehicle Weight - Typically Equipped 38076.0 lb 17271.0 kg Less
Gross Vehicle Weight, Base – Total 32518.0 lb 14750.0 kg Less
Gross Vehicle Weight, Base – Front Axle 9390.0 lb 4259.0 kg Less
Gross Vehicle Weight, Base – Rear Axle 23128.0 lb 10491.0 kg Less
Gross Vehicle Weight, Typically Equipped – Total 38076.0 lb 17271.0 kg Less
Gross Vehicle Weight, Typically Equipped – Front Axle 10883.0 lb 4936.0 kg Less
Gross Vehicle Weight, Typically Equipped – Rear Axle 27193.0 lb 12335.0 kg Less
Operating Weight, Maximum – Total 50420.0 lb 22870.0 kg Less
Operating Weight, Maximum – Front Axle 17649.0 lb 8005.0 kg Less
Operating Weight, Maximum – Rear Axle 32771.0 lb 14865.0 kg Less
Note Base weight calculated on standard machine configuration with 14.00-24 12PR (G-2) tires, SP Rims, full fuel tank, coolant, lubricants and 90 kg (198 lb) operator. Base weight calculated on standard machine configuration with 14.00-24 12PR (G-2) tires, SP Rims, full fuel tank, coolant, lubricants and 90 kg (198 lb) operator. Less
Note Typical operating weight calculated on standard machine configuration with HVAC ROPS Cab, 14.00-24 12PR (G-2) tires, MP rims, ripper, push plate, transmission guard, full fuel tank, coolant, lubricants and 90 kg (198 lb) operator. Typical operating weight calculated on standard machine configuration with HVAC ROPS Cab, 14.00-24 12PR (G-2) tires, MP rims, ripper, push plate, transmission guard, full fuel tank, coolant, lubricants and 90 kg (198 lb) operator. Less

Performance

  • Cat C7 ACERT engine meets Bharat Stage III equivalent and China Nonroad Stage III emission standards, depending on emission standards of specific country.
  • Power Shift Countershaft Transmission matched to engine, maximizing power to the ground.

Efficiency

  • Electronic Throttle Control helps improve productivity by optimizing HP and torque to match the power demands of the application.
  • Aggressive blade angles, optimized moldboard curvature and large throat clearance allows material to roll more freely along blade, increasing efficiency.
  • Hydraulic demand fan automatically adjusts speed according to cooling requirements maximizing power to the ground and improving fuel efficiency.
  • Engine Idle Shutdown is available to shut down engine after a set period of time, saving fuel and helping reduce emissions.

Ease of Operation

  • Proportional Priority Pressure-Compensating (PPPC) provides load-sensing hydraulics with superior control, enhanced performance, and efficiency.
  • Optional Autoshift Transmission improves ease of operation and maximizes productivity by automatically shifting the transmission at optimal shift points.
  • Rocker and control switches are in easy reach.
  • Proven conventional controls provide industry-standard control pattern and feel for precise cutting edge movement.

Serviceability

  • Durable nylon composite wear inserts maximize circle torque and component life.
  • Sacrificial brass moldboard slide rail wear strips between blade mounting group and moldboard can be easily adjusted and replaced.
  • Left-side, ground level service area access speeds up maintenance and ensures that routine service is performed on time.

Reliability

  • Utilizing rigorous component design and machine validation processes results in unmatched reliability, durability and high uptime.
  • Components are designed and manufactured to Caterpillar quality standards throughout all Caterpillar facilities.

Comfort

  • Optional HVAC, defroster fan and sun shades keep you comfortable, while conveniently placed power ports keep additional communication devices charged and ready.

Technology

  • Optional Cat AccuGrade™ uses positioning and guidance technologies, machine sensors, and automatic blade control to help get to grade faster, easier, and more efficiently.
  • Optional Cat Product Link™ aids your equipment management with remote monitoring capabilities.
  • AccuGrade Attachment Ready Option (ARO) can be ordered as a factory or dealer installed option making installation of the AccuGrade grade control system faster and easier.

Safety

  • Brakes located at each tandem wheel offer the largest total brake surface area in the industry, delivering dependable stopping power.
  • Standard circle drive slip clutch protects the drawbar, circle and moldboard from shock loads when the blade encounters an immovable object.
  • Ground level engine shutoff allows anyone nearby to shut the machine down in case of an emergency.
  • Built-in lock check valves
  • Clear view to moldboard heel and tandem tires enhance productivity and safe operation.
  • Blade Lift Accumulators help absorb impact loads to the moldboard by allowing vertical blade travel.