120 GC Motor Grader

Overview

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 cab.

Key Features

More Comfort. More Performance. More Versatility.

Operate in Comfort

Boost productivity and comfort with adjustable seat and a ventilation system option.

Low Cost-Per-Hour Operation

Keep costs down with extended maintenance cycles and reversing fan option while saving on fuel with Eco mode.

Reliable Performance

Precise blade movement and power with the C4.4 engine helps to get the job finished on-time and budget.

Media Gallery

Specifications

Net Power - ISO 9249/SAE J1349	171 hp
Bore	4.1 in
Stroke	5 in
Displacement	268.5 in³
Engine Power AWD (ISO 14396)	128 kW
Maximum Torque	544 lb/ft
Derating Altitude	9842 ft
Engine Model	Cat® C4.4
Torque Rise - ISO 9294	21%
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.
Emissions	Meets U.S. EPA Tier 4 Final, EU Stage V emission standards

Operating Weight - Typically Equipped	31958 lb
Note	* Typically equipped machine weight is calculated with full fluids, ROPS HVAC CAB, 12' basic blade, push plate, ripper, 14-24 tires on multi-piece rims and operator.
Operating Weight - Typically Equipped - Front Axle	8708 lb
Operating Weight - Typically Equipped - Rear Axle	23250 lb

All-Wheel Drive (AWD) Weight	36376 lb

Blade Width	12 ft
Cutting Edge Width	6 in
End Bit - Width	152 in
Arc Radius	16.3 in
Blade Height	20 in
Throat Clearance	4.7 in

Length of Machine*	391.4 in
Width	94.6 in
Maximum Height	149.1 in
Note	*Typically equipped with push block and ripper.

Moldboard Sideshift - Right	26.1 in
Circle Centershift - Left	25.8 in
Blade Tip Range - Forward	40°
Circle Centershift - Right	25.8 in
Moldboard Sideshift - Left	20.2 in
Maximum Lift Above Ground	16.1 in
Blade Tip Range - Backward	5°
Maximum Depth of Cut	30.5 in

Engine Crankcase	2 gal (US)
Hydraulic System	11.9 gal (US)
Fuel Tank	71 gal (US)
Diesel Exhaust Fluid Tank (Tier 4 Only)	3.2 gal (US)
Circle Drive without Slip Clutch	0.4 gal (US)
Transmission	4 gal (US)
Cooling System	10.3 gal (US)
Circle Drive with Slip Clutch	1.8 gal (US)

Recyclability	92%

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.