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Piscataway Campus 732-885-5555
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On Highway Specials 20262026 RSVPSnow Blowers

120 GC Motor Grader
Exterior View
Interior View

120 GC Motor Grader

Net Power – ISO 9249/SAE J1349171 hp
Bore4.1 in
Stroke5 in
Displacement268.5 in³
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Learn more about our 120 GC Motor Grader

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.

Net Power - ISO 9249/SAE J1349
171hp
Bore
4.1in
Stroke
5in
Displacement
268.5in³
Engine Power AWD (ISO 14396)
128kW
Maximum Torque
544lb/ft
Derating Altitude
9842ft
Engine Model
® C4.4" data-metric=""> 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, m
Emissions
Meets U.S. EPA Tier 4 Final, EU Stage V emission standards
Operating Weight - Typically Equipped
31958lb
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
8708lb
Operating Weight - Typically Equipped - Rear Axle
23250lb
Blade Width
12ft
Cutting Edge Width
6in
End Bit - Width
152in
Arc Radius
16.3in
Blade Height
20in
Throat Clearance
4.7in
All-Wheel Drive (AWD) Weight
36376lb
Length of Machine*
391.4in
Width
94.6in
Maximum Height
149.1in
Note
*Typically equipped with push block and ripper.
Moldboard Sideshift - Right
26.1in
Circle Centershift - Left
25.8in
Blade Tip Range - Forward
40°
Circle Centershift - Right
25.8in
Moldboard Sideshift - Left
20.2in
Maximum Lift Above Ground
16.1in
Blade Tip Range - Backward
5°
Maximum Depth of Cut
30.5in
Engine Crankcase
2gal (US)
Hydraulic System
11.9gal (US)
Fuel Tank
71gal (US)
Diesel Exhaust Fluid Tank (Tier 4 Only)
3.2gal (US)
Circle Drive without Slip Clutch
0.4gal (US)
Transmission
4gal (US)
Cooling System
10.3gal (US)
Circle Drive with Slip Clutch
1.8gal (US)
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.
Recyclability
92%
Transmission
Countershaft Torque, Converter Powershift
Forward/Reverse Gears
6 Forward / 3 Reverse
Steering Range - Left/Right
47.5° left or right
Articulation Angle - Left/Right
20� left or right
Standard Vinyl Seat
Adjustable Steering Wheel/Lever Controls
Seat Belt
Electric Throttle Control
ROPS/FOPS
Cab Storage
Halogen Lighting
Cup Holder
Dome Interior Light
Coat Hook
Product Link
Cat C4.4 Engine
Eco mode
On-Demand Fan
43� C (109� F) Ambient Capacity
No-Spin Differential
Engine Idle Shutdown Timer
Parking Brake
Signaling/Warning Horn
Rearview Mirror
Hydraulic Brakes
Side View Mirrors
Walkways and Grab Rails
Standard
Sealed Alternator
Reversing Lights
Breaker Panel
750 CCA Standard Duty Batteries
Electric Starter
Grouped Location for Engine Oil and Fuel Filters
Extended Life Coolant
Transmission Guard
Mechanical Suspension Seat
Air Suspension Seat
Heating/Cooling Cab System
Defrost Fans
Rear Wiper
Base Cab
Canopy
Cab Plus
Entertainment Radio Ready
Rear Window Screen
Front Wipers
Digital Blade Slope Meter
Reversing Fan
Heavy Duty Starter
50� C (122� F) Ambient Capacity
All-Wheel Drive (AWD) - available on Stage V machines only
Transmission, Autoshift
Rear Vision Camera
Warning Beacon
Secondary Steering System
Circle Drive Slip Clutch
Circle Saver
900 CCA Heavy Duty Batteries
1400 CCA Extreme Duty Batteries
Reversing Fan
Fender Guard
Cover, Under Cab Platform
Push Block
Ripper
Scarifier
Front Blade
Towing Hitch
Front Lift Group From Factory
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