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120 GC

Motor Graders

The Cat® 120 GC Motor Grader is easy to own and operate. A demand fan and standard Eco mode reduces fuel consumption while open access to maintenance points makes service quick and simple. Control the blade with consistent precision using lever controls from the comfort of the all new cab.

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Net Power - ISO 9249/SAE J1349 128 kW
Maximum Torque 738 N·m
Engine Model Cat® C4.4
Bore 105 mm
Availability Contact Dealer
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120 GC
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OVERVIEW

Reliable and Comfortable at Lower Cost

FEATURES & BENEFITS

Productive and Economical

Increase your fuel economy up to 5% with the standard ECO mode.The on-demand fan reduces fuel consumption and under-hood heat for longer component life.Improve productivi... Read more

Cab Keeps You Comfortable All Day Long

Choose your comfort level in the cab with standard, mechanical suspension or air suspension seat. Easily adjust the control console and steering wheel.The high capacity H... Read more

Reliable Performance

The drawbar circle moldboard stays factory tight providing precision grading pass after pass.The machine structure is built for a long life. It’s designed to use several... Read more

Safely Home Every Day

See what’s behind you with the rear camera option. The dedicated display can be always on to ensure a safe workenvironment.In the event of an engine stall, count on the s... Read more

Maintenance Made Easy

Filters, such as fuel, engine air, and oil filters, are grouped together for easy access and preventative maintenance.The standard drawbar circle moldboard increases dura... Read more

Attachments to Fit Your Needs

Improve the performance and efficiency of your machine with the push block option.Ripper and scarifier options are available to assist with grading hard ground.Add the fr... Read more

SPECIFICATIONS FOR 120 GC

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Engine
Net Power - ISO 9249/SAE J1349 128 kW
Maximum Torque 738 N·m
Engine Model Cat® C4.4
Bore 105 mm
Displacement 4.4 l
Torque Rise - ISO 9294 21%
Stroke 127 mm
Derating Altitude 3000 m
Emissions Meets India CEV Stage V emission standards
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 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. Power as declared per ISO 14396.
Machine Weight
Weight* 16100 kg
Dimensions
Length of Machine* 9941 mm
Width 2402 mm
Maximum Height 3787.8 mm
Note *Typically equipped with push block and ripper.
Moldboard
Blade Width 3.7 m
Cutting Edge Width 152 mm
Throat Clearance 112 mm
Blade Height 580 mm
End Bit - Width 6 mm
Arc Radius 413 mm
Blade Range
Blade Tip Range - Backward 5°
Circle Centershift - Right 656 mm
Moldboard Sideshift - Right 663 mm
Circle Centershift - Left 656 mm
Moldboard Sideshift - Left 512 mm
Maximum Depth of Cut 775 mm
Blade Tip Range - Forward 40°
Maximum Lift Above Ground 410 mm
Service Refill Capacities
Circle Drive without Slip Clutch 1.5 l
Fuel Tank 269 l
Hydraulic System 55 l
Circle Drive with Slip Clutch 7 l
Engine Crankcase 7.6 l
Cooling System 39 l
Transmission 17 l
Weights
Operating Weight - Typically Equipped 14254 kg

SELECT MODELS TO COMPARE

Motor Graders

18

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

16

Engine Model Cat® C13
Bore 130 mm
Stroke 157 mm
Speed at Rated Power 2,000 rpm
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160K

Base Power (1st Gear) - Net 139 kW
Engine Model Cat® C7
Displacement 7.2 l
Bore 105 mm
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Motor Graders

120

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
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Motor Graders

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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Motor Graders

14

Base Power (1st Gear) - Net 178 kW
Engine Model Cat C13
Bore 130 mm
Stroke 157 mm
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Motor Graders

18

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

140K

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