120 – 2019 – N Am, Global

Product description

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.

Engine
  • Net Power Range (Tier 4) - 139HP
  • 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
  • All-Wheel Drive Net Power Range (Tier 3) - 130HP
  • Net Power Range (Tier 3) - 130HP
  • Note (3) - Power as declared per ISO 14396
  • Bore - 4.1in
  • 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%
Machine Weight
  • Lever/Steering Wheel Weight* Tier 4 - 35067lb
  • 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
Dimensions
  • Basic Blade Width - 12ft
  • Maximum Height - 136.4in
  • Length of Machine* - 387in
  • Width All Wheel Drive (AWD) - 2551mm
  • Width - 102in
  • Note - *Typically equipped with push block and ripper.
Service Refill Capacities
  • Fuel Tank - 65gal (US)
  • Transmission and Differential - 9gal (US)
  • 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)
Moldboard
  • Blade Width - 12ft
  • Blade Height - 24in
  • Throat Clearance - 4.1in
  • Arc Radius - 16.3in
  • End Bit - 6in
  • Cutting Edge - 6in
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
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
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