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120

Motor Graders

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.

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Net Power Range (Tier 3) 123 kW
Engine Model Cat 7.1
Engine RPM 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
Availability Contact Dealer
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120
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OVERVIEW

Fuel Efficient With Lower Maintenance Costs

FEATURES & BENEFITS

BUILT TO PERFORM

Get to work with balanced weight and power in the Cat C7.1 engine.Increase your fuel economy up to 5% with the standard ECO mode.The powershift transmission works hard wi... Read more

WORK IN COMFORT

Choose your comfort level in the cab with standard, comfort plus, and premium plus options.With one 254 mm (10 in) color monitor display screen, view your machine informa... Read more

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 environm... Read more

SAVE ON SERVICE AND MAINTENANCE

Filters, such as fuel, engine air, and oil filters, are grouped together for easy access and preventative maintenance.The next generation filters help you reduce your fil... Read more

OPTIONS TO MEET YOUR NEEDS

Improve the balance of your machine with the counterweight or push block for increased performance and efficiency.Ripper and scarifier options are available to assist wit... Read more

SPECIFICATIONS FOR 120

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Engine
Net Power Range (Tier 3) 123 kW
Engine Model Cat 7.1
Engine RPM 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
Bore 105 mm
Derating Altitude 3000 m
Displacement 7.01 l
Maximum Torque - ISO 9249 822 N·m
Standard Capability 50 °C
Stroke 135 mm
Torque Rise - ISO 9294 42%
Number of Cylinders 6
Note (1) 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.
Note (3) Power as declared per ISO 14396
Air Conditioning System
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.
Blade Range
Blade Tip Range Forward 40
Blade Tip Range Backward 5
Circle Center Shift Left 656 mm
Circle Center Shift Right 656 mm
Maximum Depth of Cut 775 mm
Maximum Lift Above Ground 410 mm
Maximum Shoulder Reach Left 1764 mm
Maximum Shoulder Reach Right 1928 mm
Moldboard Side Shift Left 512 mm
Moldboard Side Shift Right 663 mm
Machine Weight
Lever/Steering Wheel Weight* Tier 3 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.
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.
Dimensions
Length of Machine* 9838 mm
Maximum Height 3440 mm
Width 2592 mm
Note *Typically equipped with push block and ripper.
Moldboard
Blade Width 3.7 m
Arc Radius 413 mm
Blade Height 610 mm
Cutting Edge 152 mm
Cutting Edge Width 152 mm
End Bit 152 mm
Throat Clearance 105 mm
Service Refill Capacities
Circle Drive 7 l
Cooling System 52.5 l
Engine Crankcase 18 l
Fuel Tank 246 l
Hydraulic System 75 l
Transmission and Differential 60 l
Weights
Operating Weight - Typically Equipped 15803 kg

SELECT MODELS TO COMPARE

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24

Net Power - EEC 80/1269 399 kW
Bore 137.2 mm
Stroke 152.4 mm
Note (1) Net power is tested per ISO 9249, SAE J1349, and EEC 80/1269 Standards in effect at the time of manufacture.
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Base Power (1st Gear) - Net 139 kW
Engine Model Cat® C7
Displacement 7.2 l
Bore 105 mm
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Base Power (1st Gear) - Net 178 kW
Engine Model Cat C13
Bore 130 mm
Stroke 157 mm
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140K

Base Power (1st Gear) - Net 128 kW
Engine Model Cat C7
Displacement 7.2 l
Bore 105 mm
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18

Base Power (1st Gear) - Net 227 kW
Engine Model Cat® C13
Bore 130 mm
Stroke 157 mm
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14

Base Power (1st Gear) - Net 178 kW
Engine Model TCD3.6 L4
Bore 98 mm
Stroke 157 mm
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120 GC

Net Power - ISO 9249/SAE J1349 128 kW
Maximum Torque 738 N·m
Engine Model Cat® C4.4
Bore 105 mm
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Engine Model Cat® C13
Bore 130 mm
Stroke 157 mm
Speed at Rated Power 2,000 rpm
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