120 Motor Grader

Motor Graders 120

Request A Price Find Dealer

Key Specs

Net Power Range (Tier 3)
140 HP
123 kW
Operating Weight - Typically Equipped
34839 lb
15803 kg
Lever/Steering Wheel Weight* Tier 3
34839 lb
15803 kg

Overview

Fuel Efficient With Lower Maintenance Costs

Operator comfort, smart systems and respected Cat construction help make the Cat 120 motor graders leaders in their class. This machine is ready to tackle your needs with speed and enhanced grading performance.

Benefits

Up To 5% More fuel efficient

Use less fuel with the Cat C7.1 Engine and ECO mode.

Cab Designed for Comfort

Designed for maximum operator comfort, the next generation cab gives you control and comfort options to promote productivity.

Up To 15% Lower maintenance costs

Extend your maintenance intervals using the new filtration technology. Filters are grouped together for easy access.

Product Specifications for 120

Net Power Range (Tier 3) 140 HP 123 kW
Engine Model Cat 7.1 Cat 7.1
Engine RPM 2,000 2,000
Emissions China Nonroad Stage III emission standards, equivalent to U.S. EPA Tier 3/EU Stage IIIA, and meets India CEV Stage V emission standards China Nonroad Stage III emission standards, equivalent to U.S. EPA Tier 3/EU Stage IIIA, and meets India CEV Stage V emission standards
Bore 4.1 in 105 mm
Derating Altitude 9842.5 ft 3000 m
Displacement 427.8 in³ 7.01 l
Maximum Torque - ISO 9249 606 lb/ft 822 N·m
Standard Capability 122 °F 50 °C
Stroke 5.3 in 135 mm
Torque Rise - ISO 9294 42% 42%
Number of Cylinders 6 6
Note (1) 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.
Note (2) 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.
Note (3) Power as declared per ISO 14396 Power as declared per ISO 14396
Operating Weight - Typically Equipped 34839 lb 15803 kg
Note The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.6 kg of refrigerant which has a carbon dioxide equivalent of 2.288 metric tonnes. The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.6 kg of refrigerant which has a carbon dioxide equivalent of 2.288 metric tonnes.
Blade Width 12 ft 3.7 m
Arc Radius 16.3 in 413 mm
Blade Height 24 in 610 mm
Cutting Edge 6 in 152 mm
Cutting Edge Width 6 in 152 mm
End Bit 6 in 152 mm
Throat Clearance 4.1 in 105 mm
Blade Tip Range Forward 40 40
Blade Tip Range Backward 5 5
Circle Center Shift Left 26 in 656 mm
Circle Center Shift Right 26 in 656 mm
Maximum Depth of Cut 30.5 in 775 mm
Maximum Lift Above Ground 16.1 in 410 mm
Maximum Shoulder Reach Left 69.4 in 1764 mm
Maximum Shoulder Reach Right 76 in 1928 mm
Moldboard Side Shift Left 20.1 in 512 mm
Moldboard Side Shift Right 26.1 in 663 mm
Lever/Steering Wheel Weight* Tier 3 34839 lb 15803 kg
Note Typically equipped includes ROPS cabin, 3.7 m (12 ft) blade, 14.00R24 tires, push plate, ripper, bottom guard, operator, and full fluids. Typically equipped includes ROPS cabin, 3.7 m (12 ft) blade, 14.00R24 tires, push plate, ripper, bottom guard, operator, and full fluids.
Note (1) Typically equipped includes ROPS cabin, 3.7 m (12 ft) blade, 14.00R24 tires, push plate, ripper, bottom guard, operator, and full fluids. Typically equipped includes ROPS cabin, 3.7 m (12 ft) blade, 14.00R24 tires, push plate, ripper, bottom guard, operator, and full fluids.
Length of Machine* 387 in 9838 mm
Maximum Height 135.4 in 3440 mm
Width 102 in 2592 mm
Note *Typically equipped with push block and ripper. *Typically equipped with push block and ripper.
Circle Drive 1.8 gal (US) 7 l
Cooling System 14 gal (US) 52.5 l
Engine Crankcase 4.8 gal (US) 18 l
Fuel Tank 65 gal (US) 246 l
Hydraulic System 19.8 gal (US) 75 l
Transmission and Differential 15.9 gal (US) 60 l

120 Standard Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

Cab

  • Vinyl Seat
  • ROPS, Standard Sound Suppression
  • Steering Wheel/Lever Controls
  • Heating/Cooling Cab System
  • Base Cab
  • 254 mm (10 in) Hybrid Information Display
  • Halogen Lighting

Cat Technology

  • Product Link

Engine

  • Cat C7.1
  • ECO Mode
  • Hydraulic Demand Fan

Drawbar Circle Moldboard

  • Standard

Safety

  • Parking brake
  • Parking brake
  • Signaling/warning horn
  • Rearview mirror
  • Hydraulic brakes
  • Side view mirrors
  • Walkways and Grab Rails

120 Optional Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

Cab

  • Cloth or Leather Seat
  • Steering Wheel/Lever Controls
  • Rear Wiper
  • Comfort Plus
  • Premium Plus
  • Seatbelt Indicator
  • Heated/Cooled Seat
  • Bluetooth/Auxiliary Radio
  • LED Lighting
  • Rear Window Screen

Cat Technology

  • Stable Blade
  • Remote Services

Safety

  • Secondary steering system
  • Rearview camera

Drawbar Circle Moldboard

  • Circle Saver

Versatility

  • Counterweight
  • Push Block
  • Ripper
  • Scarifier
  • Front Blade
  • Front Blade
  • Front Blade

Compatible Technology and Services

Leverage Caterpillar connected data and security principles to improve efficiencies, increase productivity and make your business more profitable.

  • Cat Inspect

    Cat® Inspect allows you to access your equipment data on your mobile device. This easy-to-use app lets you capture inspection data and integrates with your other Cat data systems, so you can keep a close eye on your fleet. More than one million inspections are completed each year, providing convenience and accountability to equipment owners.

  • Cat Product Link

    Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.

  • Cat Remote Flash

    Remote Flash sends an alert from your Cat dealer, prompting you to update the software on your machine. To minimize downtime, updates can be deployed while on the jobsite without having to wait for a dealer technician to arrive. Remote flash decreases maintenance time and keeps your asset running with maximum efficiency.

  • Cat Remote Troubleshooting

    Remote Troubleshoot allows your Cat dealer to run testing while the machine is operating. Once the problem is identified, a technician can fix it with the correct parts and tools the first time, saving time and money. Remote Troubleshoot decreases maintenance time and keeps your machine running with maximum efficiency.

  • VisionLink®

    VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

1 - 8 of 9 Items items
Previous Next

Cat® Inspect allows you to access your equipment data on your mobile device. This easy-to-use app lets you capture inspection data and integrates with your other Cat data systems, so you can keep a close eye on your fleet. More than one million inspections are completed each year, providing convenience and accountability to equipment owners.

Explore Technology

Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.

Explore Technology

Remote Flash sends an alert from your Cat dealer, prompting you to update the software on your machine. To minimize downtime, updates can be deployed while on the jobsite without having to wait for a dealer technician to arrive. Remote flash decreases maintenance time and keeps your asset running with maximum efficiency.

Explore Technology

Remote Troubleshoot allows your Cat dealer to run testing while the machine is operating. Once the problem is identified, a technician can fix it with the correct parts and tools the first time, saving time and money. Remote Troubleshoot decreases maintenance time and keeps your machine running with maximum efficiency.

Explore Technology

VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

Explore Technology

See how 120 compares against frequently compared products.

Product Brochures and More Are Ready to Download!

Media Gallery

120 Motor Grader with Steering Wheel and Lever Controls

120 Motor Grader

120 Motor Grader

120 Motor Grader

120 Motor Grader

120 Motor Grader with Steering Wheel and Lever Controls
120 Motor Grader
120 Motor Grader
120 Motor Grader
120 Motor Grader

The Next Generation Cat® 120 Motor Grader – Designed For Your Needs

The Next Generation Cat® 120 Motor Grader – Control Options

Next Generation 120 Motor Grader

The Next Generation Cat® 120 Motor Grader – Designed For Your Needs
The Next Generation Cat® 120 Motor Grader – Control Options
Next Generation 120 Motor Grader

360 View
360 View

Take the interactive virtual product tour to explore the great features and benefits of the 120

Start 120 Tour
close

Check out current offers for the 120

View More Offers