120

The Cat 120 Motor Grader offers the options of joystick or steering wheel with lever controls with all-wheel drive (AWD) option. Cab and comfort options help improve performance. Factory integrated technology options ensure grade for any project.

120 Motor Grader
120 Motor Grader
120 Motor Grader
120 Motor Grader
120 Motor Grader

Features

  • MOVE MORE WITH LESS FUEL

    MOVE MORE WITH LESS FUEL

          

    • Get to work with balanced weight and power in the Cat C7.1 engine.
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    • Increase your fuel economy up to 15% with the standard Eco mode.
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    • Cat Grade technology helps you get to the target grade in fewer passes.
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    • The powershift transmission works hard with machine balance to ensure drawbar power to the ground.
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    • Powertrain components are specifically made to be rebuilt.
  • WORK IN COMFORT

    WORK IN COMFORT

          

    • Choose your comfort level in the cab with standard, comfort plus, and premium plus options.
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    • With one 203 mm (8 in) color touchscreen, view your machine information from fuel levels to GRADE technology options and machine alerts. The anti-glare screen makes it easy to read no matter how bright it gets.
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    • Connect your phone with Bluetooth™ or auxiliary cord option to listen to music and podcasts throughout your work day.
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    • Decrease clutter with more storage areas in the cab.
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    • The high capacity Heating, Ventilation and Air Conditioning (HVAC) system dehumidifies and pressurizes the cab, circulates fresh air, seals out dust and keeps windows clear from fogging.
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    • With the auto-controlled climate option, you can set your ideal temperature.
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    • Easily add a radio to the cab using the built-in mounting location.
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    • Keep your phone charged with the optional USB charging port along with a spot designed to hold your phone.
  • TECHNOLOGY THAT GETS WORK DONE

    TECHNOLOGY THAT GETS WORK DONE

          

    • The next generation motor grader offers updated Grade technology displayed on the 203 mm (8 in) color touchscreen option.
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    • Use the Digital Blade Slope Meter to get to grade without relying on manual grade checkers.
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    • Cat Grade with Cross Slope Indicate option provides a real-time readout of cross slope and can be scaled to Cat Grade with Cross Slope for automatic blade movement.
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    • Cat Grade Attachment Ready Option (ARO) gives you the connections that you need to add grade control technologies.
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    • Stable Blade senses blade bounce before you to reduce manual throttle use and site rework.
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    • Product Link™ provides location, machine hours, fuel usage, productivity, idle time, diagnostic codes, and other machine data on demand through the VisionLink® online interface, which helps you improve jobsite efficiency with lower operating costs.
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    • Update machine software with Remote Services without taking the machine out of service.
  • BUILT-IN SAFETY FEATURES

    BUILT-IN SAFETY FEATURES

          

    • View your surroundings with the rear camera option to ensure the safety of you and those around you. The dedicated display can be always on to ensure a safe work environment.
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    • The heated lens keeps the rearview camera clear.
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    • In the event of an engine stall, count on the secondary steering system to turn on to help you stop the machine safely.
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    • Ensure three points of contact when entering and exiting the machine with strategically placed walkways and grab rails.
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    • Ground level engine shut-off switch stops all fuel to the engine when activated and shuts down the machine.
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    • See the rear of your machine with connecting windows.
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    • Work past sundown using the LED light option for increased night time visibility.
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    • Keep your work site safer with Cat GRADE technology, which reduces the need for manual grade checking with working machines.
  • LOWER MAINTENANCE COSTS

    LOWER MAINTENANCE COSTS

          

    • Filters, such as fuel, engine air, and oil filters, are grouped together for easy access and preventative maintenance.
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    • The next generation filters help you to get up to 15 percent in reduced filtration costs.
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    • Maintain roads with the standard drawbar circle moldboard with hardened circle teeth for increased durability.
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    • For tight finish grading, consider the top adjust drawbar option for applications that require maximum accuracy. It offers up to 45 percent reduction in maintenance cost over the standard.
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    • Hydraulic brakes are well oiled to keep them maintenance free.
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    • Lower costly repairs to your circle and pinion with the Circle Saver.
  • OPTIONS TO MEET YOUR NEEDS

    OPTIONS TO MEET YOUR NEEDS

          

    • Improve the balance of your machine with the counterweight or push block for increased performance and efficiency.
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    • Ripper and scarifier options are available to assist with grading hardened ground.
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    • The front lift group option is ready for attachments like the straight or front blade.
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    • For more road coverage, add a moldboard extension to add 605 mm (24 in).

Specifications

Units for specifications

Engine

Net Power - ISO 9249/SAE J1349 130 hp 97 kW
Standard Capability 122 °F 50 °C
Number of Cylinders 6
Derating Altitude (AWD) 5499 ft 1676 m
Torque Rise - ISO 9294 42%
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.
Displacement 427.8 in³ 7.01 l
Derating Altitude 9842.5 ft 3000 m
Maximum Torque - ISO 9249 606 lb/ft 822 N·m
Net Power Range (Tier 3) 130 hp 97 kW
Note (3) Power as declared per ISO 14396
Bore 4.1 in 105 mm
Engine RPM 2,000
Maximum Torque - AWD On 611 lb/ft 828 N·m
Note (1) Net power is tested per ISO 9249, SAE J1349, and EEC 80/1269 Standards in effect at the time of manufacture."
Engine Model Cat 7.1
Stroke 5.3 in 135 mm
Emissions U.S. EPA Tier 4 Final/EU Stage V - U.S. EPA Tier 3/EU Stage IIIA
All-Wheel Drive Net Power Range (Tier 4) 174 kW 13 kW

Weights

Operating Weight - Typically Equipped 35067 lb 15906 kg

Moldboard

Blade Width 12 ft 3.7 m
End Bit 6 in 152 mm
Cutting Edge 6 in 152 mm
Blade Height 24 in 610 mm
Throat Clearance 4.1 in 105 mm
Arc Radius 16.3 in 413 mm

Air Conditioning System

Air Conditioning The 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. - If equipped with R134a (Global Warming Potential = 1430), the system contains 1.6 kg (3.5 lb) of refrigerant which has a CO2 equivalent of 2.288 metric tonnes (2.521 tons).

Blade Range

Maximum Depth of Cut 30.5 in 775 mm
Moldboard Side Shift Left 20.1 in 512 mm
Circle Center Shift Left 26 in 656 mm
Blade Tip Range Backward 5
Maximum Lift Above Ground 16.1 in 410 mm
Circle Center Shift Right 26 in 656 mm
Blade Tip Range Forward 40
Maximum Shoulder Reach Right 76 in 1928 mm
Moldboard Side Shift Right 26.1 in 663 mm
Maximum Shoulder Reach Left 69.4 in 1764 mm

Service Refill Capacities

Engine Crankcase 4.8 gal (US) 18 l
Diesel Exhaust Fluid Tank (Tier 4 Only) 5 gal (US) 15 l
Hydraulic System 25.6 gal (US) 97 l
Fuel Tank 65 gal (US) 246 l
Transmission and Differential 9 gal (US) 34 l
Circle Drive 1.8 gal (US) 7 l
Cooling System 14 gal (US) 52.5 l

Dimensions

Length of Machine* 387 in 9838 mm
Width All Wheel Drive (AWD) 2551 mm 100.4 in
Width 102 in 2592 mm
Note *Typically equipped with push block and ripper.
Maximum Height 136.4 in 3465 mm
Basic Blade Width 12 ft 3.7 m

Machine Weight

Joystick All-Wheel Drive (AWD) Weight* Tier 4 36,846 lb 16713 kg
Lever/Steering Wheel Weight* Tier 4 35,067 lb 15906 kg
Lever/Steering Wheel All-Wheel drive (AWD) Weight* Tier 4 36,731 lb 16661 kg
Note (1) *Typically equipped includes 4267 mm (14 ft) plus blade, tires, push plate, ripper, bottom guard, operator, and full fluids.
Joystick Weight* Tier 4 35,358 lb 16038 kg

Standard Equipment

NOTE

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

Cab

  • Vinyl Seat
  • ROPS, Standard Sound Suppression
  • 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
  • Circle Drive Slip Clutch

Safety

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

Optional Equipment

NOTE

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

Cab

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

Cat Technology

  • Cat Grade with Digital Blade Slope Meter
  • Cat Grade with Cross Slope Indicate
  • Cat Grade with Cross Slope
  • Cat Grade Attachment Ready Option (ARO)
  • Stable Blade
  • Remote Services

Engine

  • All-Wheel Drive (AWD)

Drawbar Circle Moldboard

  • Top Adjust
  • Circle Saver

Safety

  • Rearview camera

Versatility

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

Videos

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

Documents