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120

The Next Generation Cat® 120 motor grader offers the options of joystick or steering wheel and lever controls with the all-wheel drive option. Save up to 15 percent in fuel consumption. Cab and comfort options help improve performance. Factory integrated technology options ensure grade for any project.The Next Generation Cat® 120 motor grader offers the options of joystick or steering wheel and lever controls with the all-wheel drive option. Save up to 15 percent in fuel consumption. Cab and comfort options help improve performance. Factory integrated technology, such as Cat Grade with Cross Slope and Stable Blade options ensure grade for any project.
  • Standard Equipment
  • Optional Equipment
  • Specs

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 Connect 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 Connect 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

Specs

Overview

Long Name:
120 - 2019 - N Am, Global
Name:
120 / 120 AWD
Brand:
Caterpillar
Status:
Current

Engine

Net Power Range (Tier 4):
139 HP / 104 kW

Machine Weight

Lever/Steering Wheel Weight* Tier 4:
35067 lb / 15906 kg

Dimensions

Basic Blade Width:
12 ft / 3.7 m

Blade Range

Maximum Depth of Cut:
30.5 in / 775 mm

Engine

Standard Capability:
122 °F / 50 °C

Blade Range

Moldboard Side Shift Left:
20.1 in / 512 mm

Service Refill Capacities

Engine Crankcase:
4.8 gal (US) / 18 l
Diesel Exhaust Fluid Tank (Tier 4 Only):
5 gal (US) / 15 l

Dimensions

Length of Machine*:
387 in / 9838 mm

Engine

Number of Cylinders:
6

Dimensions

Width All Wheel Drive (AWD):
2551 mm / 100.4 in

Blade Range

Circle Center Shift Left:
26 in / 656 mm

Moldboard

Arc Radius:
16.3 in / 413 mm

Blade Range

Blade Tip Range Backward:
5

Dimensions

Width:
102 in / 2592 mm

Machine Weight

Joystick All-Wheel Drive (AWD) Weight* Tier 4:
36846 lb / 16713 kg

Service Refill Capacities

Hydraulic System:
25.6 gal (US) / 97 l

Dimensions

Note:
*Typically equipped with push block and ripper.

Blade Range

Maximum Lift Above Ground:
16.1 in / 410 mm

Engine

Derating Altitude (AWD):
5499 ft / 1676 m

Moldboard

End Bit:
6 in / 152 mm

Engine

Torque Rise - ISO 9294:
42%

Moldboard

Cutting Edge:
6 in / 152 mm

Blade Range

Circle Center Shift Right:
26 in / 656 mm

Engine

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

Service Refill Capacities

Fuel Tank:
65 gal (US) / 246 l

Engine

All-Wheel Drive Net Power Range (Tier 3):
130 HP / 129 kW
Net Power Range (Tier 3):
130 HP / 97 kW

Moldboard

Blade Width:
12 ft / 3.7 m

Engine

Note (3):
Power as declared per ISO 14396

Moldboard

Blade Height:
24 in / 610 mm

Engine

Bore:
4.1 in / 105 mm

Service Refill Capacities

Transmission and Differential:
9 gal (US) / 34 l

Moldboard

Throat Clearance:
4.1 in / 105 mm

Dimensions

Maximum Height:
136.4 in / 3465 mm

Machine Weight

Lever/Steering Wheel All-Wheel drive (AWD) Weight* Tier 4:
36731 lb / 16661 kg
Note (1):
*Typically equipped includes 4267 mm (14 ft) plus blade, tires, push plate, ripper, bottom guard, operator, and full fluids.

Engine

Engine RPM:
2,000

Service Refill Capacities

Circle Drive:
1.8 gal (US) / 7 l

Engine

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

Blade Range

Blade Tip Range Forward:
40

Service Refill Capacities

Cooling System:
14 gal (US) / 52.5 l

Engine

Stroke:
5.3 in / 135 mm

Blade Range

Maximum Shoulder Reach Right:
76 in / 1928 mm

Engine

Emissions:
U.S. EPA Tier 4 Final/EU Stage V - U.S. EPA Tier 3/EU Stage IIIA

Blade Range

Moldboard Side Shift Right:
26.1 in / 663 mm

Machine Weight

Joystick Weight* Tier 4:
35358 lb / 16038 kg

Blade Range

Maximum Shoulder Reach Left:
69.4 in / 1764 mm