120

The Cat 120 Motor Grader offers the options of joystick or steering wheel with lever controls with all-wheel drive (AWD) option. Cab and comfort options help improve performance. Factory integrated technology options ensure grade for any project.

Engine

Net Power - ISO 9249/SAE J1349 130hp
Engine RPM 2,000
Maximum Torque - AWD On 611lb/ft
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
Stroke 5.3in
Emissions U.S. EPA Tier 4 Final/EU Stage V - U.S. EPA Tier 3/EU Stage IIIA
Standard Capability 122°F
Number of Cylinders 6
Derating Altitude (AWD) 5499ft
Torque Rise - ISO 9294 42%
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 427.8in³
Derating Altitude 9842.5ft
Maximum Torque - ISO 9249 606lb/ft
Net Power Range (Tier 3) 130hp
Note (3) Power as declared per ISO 14396
Bore 4.1in
All-Wheel Drive Net Power Range (Tier 4) 174kW

Weights

Operating Weight - Typically Equipped 35067lb

Moldboard

Blade Width 12ft
End Bit 6in
Cutting Edge 6in
Blade Height 24in
Throat Clearance 4.1in
Arc Radius 16.3in

Machine Weight

Lever/Steering Wheel All-Wheel drive (AWD) Weight* Tier 4 36731lb
Note (1) *Typically equipped includes 4267 mm (14 ft) plus blade, tires, push plate, ripper, bottom guard, operator, and full fluids.
Joystick Weight* Tier 4 35358lb
Joystick All-Wheel Drive (AWD) Weight* Tier 4 36846lb
Lever/Steering Wheel Weight* Tier 4 35067lb

Service Refill Capacities

Circle Drive 1.8gal (US)
Cooling System 14gal (US)
Engine Crankcase 4.8gal (US)
Diesel Exhaust Fluid Tank (Tier 4 Only) 5gal (US)
Hydraulic System 25.6gal (US)
Fuel Tank 65gal (US)
Transmission and Differential 9gal (US)

Blade Range

Blade Tip Range Forward 40
Maximum Shoulder Reach Right 76in
Moldboard Side Shift Right 26.1in
Maximum Shoulder Reach Left 69.4in
Maximum Depth of Cut 30.5in
Moldboard Side Shift Left 20.1in
Circle Center Shift Left 26in
Blade Tip Range Backward 5
Maximum Lift Above Ground 16.1in
Circle Center Shift Right 26in

Air Conditioning System

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. - If equipped with R134a (Global Warming Potential = 1430), the system con

Dimensions

Length of Machine* 387in
Width All Wheel Drive (AWD) 2551mm
Width 102in
Note *Typically equipped with push block and ripper.
Maximum Height 136.4in
Basic Blade Width 12ft

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 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 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