The Cat 120 Motor Grader offers the options of joystick or steering wheel with lever controls with all-wheel drive (AWD) 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.
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Weights
- Operating Weight - Typically Equipped
- 35,067 lb
Moldboard
- Blade Width
- 12 ft
- Blade Height
- 24 in
- Throat Clearance
- 4.1 in
- End Bit
- 6 in
- Cutting Edge
- 6 in
- Arc Radius
- 16.3 in
Engine
- Engine Model
- Cat 7.1
- Net Power Range (Tier 3)
- 130 hp
- Note (3)
- Power as declared per ISO 14,396
- Bore
- 4.1 in
- Engine RPM
- 2,000
- Maximum Torque - AWD On
- 611 lb/ft
- Note (1)
- Net power is tested per ISO 9,249, SAE J1,349, and EEC 80/1,269 Standards in effect at the time of manufacture."
- Stroke
- 5.3 in
- Emissions
- U.S. EPA Tier 4 Final/EU Stage V - U.S. EPA Tier 3/EU Stage IIIA
- Maximum Torque - ISO 9249
- 606 lb/ft
- Standard Capability
- 122 °F
- Number of Cylinders
- 6
- Derating Altitude (AWD)
- 5,499 ft
- 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
- 427.8 in³
- Derating Altitude
- 9,842.5 ft
- All-Wheel Drive Net Power Range (Tier 4)
- 174 kW
Service Refill Capacities
- Transmission and Differential
- 9 gal (US)
- Circle Drive
- 1.8 gal (US)
- Fuel Tank
- 65 gal (US)
- Cooling System
- 14 gal (US)
- Engine Crankcase
- 4.8 gal (US)
- Diesel Exhaust Fluid Tank (Tier 4 Only)
- 5 gal (US)
- Hydraulic System
- 25.6 gal (US)
Machine Weight
- Lever/Steering Wheel All-Wheel drive (AWD) Weight* Tier 4
- 36,731 lb
- Note (1)
- *Typically equipped includes 4,267 mm (14 ft) plus blade, tires, push plate, ripper, bottom guard, operator, and full fluids.
- Joystick Weight* Tier 4
- 35,358 lb
- Joystick All-Wheel Drive (AWD) Weight* Tier 4
- 36,846 lb
- Lever/Steering Wheel Weight* Tier 4
- 35,067 lb
Blade Range
- Blade Tip Range Forward
- 40
- Maximum Shoulder Reach Right
- 76 in
- Moldboard Side Shift Right
- 26.1 in
- Maximum Shoulder Reach Left
- 69.4 in
- Maximum Depth of Cut
- 30.5 in
- Moldboard Side Shift Left
- 20.1 in
- Circle Center Shift Left
- 26 in
- Blade Tip Range Backward
- 5
- Maximum Lift Above Ground
- 16.1 in
- Circle Center Shift Right
- 26 in
Air Conditioning System
- Note
- The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1,430). The system contains 1.6 kg of refrigerant which has a carbon dioxide equivalent of 2.288 metric tonnes.
- Air Conditioning
- The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1,234yf. See the label or instruction manual for identification of the gas.
Dimensions
- Maximum Height
- 136.4 in
- Length of Machine*
- 387 in
- Width All Wheel Drive (AWD)
- 2,551 mm
- Width
- 102 in
- Note
- *Typically equipped with push block and ripper.
- Basic Blade Width
- 12 ft
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
Specifications
Weights
- Operating Weight - Typically Equipped
- 35,067 lb
Moldboard
- Blade Width
- 12 ft
- Blade Height
- 24 in
- Throat Clearance
- 4.1 in
- End Bit
- 6 in
- Cutting Edge
- 6 in
- Arc Radius
- 16.3 in
Engine
- Engine Model
- Cat 7.1
- Net Power Range (Tier 3)
- 130 hp
- Note (3)
- Power as declared per ISO 14,396
- Bore
- 4.1 in
- Engine RPM
- 2,000
- Maximum Torque - AWD On
- 611 lb/ft
- Note (1)
- Net power is tested per ISO 9,249, SAE J1,349, and EEC 80/1,269 Standards in effect at the time of manufacture."
- Stroke
- 5.3 in
- Emissions
- U.S. EPA Tier 4 Final/EU Stage V - U.S. EPA Tier 3/EU Stage IIIA
- Maximum Torque - ISO 9249
- 606 lb/ft
- Standard Capability
- 122 °F
- Number of Cylinders
- 6
- Derating Altitude (AWD)
- 5,499 ft
- 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
- 427.8 in³
- Derating Altitude
- 9,842.5 ft
- All-Wheel Drive Net Power Range (Tier 4)
- 174 kW
Service Refill Capacities
- Transmission and Differential
- 9 gal (US)
- Circle Drive
- 1.8 gal (US)
- Fuel Tank
- 65 gal (US)
- Cooling System
- 14 gal (US)
- Engine Crankcase
- 4.8 gal (US)
- Diesel Exhaust Fluid Tank (Tier 4 Only)
- 5 gal (US)
- Hydraulic System
- 25.6 gal (US)
Machine Weight
- Lever/Steering Wheel All-Wheel drive (AWD) Weight* Tier 4
- 36,731 lb
- Note (1)
- *Typically equipped includes 4,267 mm (14 ft) plus blade, tires, push plate, ripper, bottom guard, operator, and full fluids.
- Joystick Weight* Tier 4
- 35,358 lb
- Joystick All-Wheel Drive (AWD) Weight* Tier 4
- 36,846 lb
- Lever/Steering Wheel Weight* Tier 4
- 35,067 lb
Blade Range
- Blade Tip Range Forward
- 40
- Maximum Shoulder Reach Right
- 76 in
- Moldboard Side Shift Right
- 26.1 in
- Maximum Shoulder Reach Left
- 69.4 in
- Maximum Depth of Cut
- 30.5 in
- Moldboard Side Shift Left
- 20.1 in
- Circle Center Shift Left
- 26 in
- Blade Tip Range Backward
- 5
- Maximum Lift Above Ground
- 16.1 in
- Circle Center Shift Right
- 26 in
Air Conditioning System
- Note
- The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1,430). The system contains 1.6 kg of refrigerant which has a carbon dioxide equivalent of 2.288 metric tonnes.
- Air Conditioning
- The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1,234yf. See the label or instruction manual for identification of the gas.
Dimensions
- Maximum Height
- 136.4 in
- Length of Machine*
- 387 in
- Width All Wheel Drive (AWD)
- 2,551 mm
- Width
- 102 in
- Note
- *Typically equipped with push block and ripper.
- Basic Blade Width
- 12 ft
Standard/Optional Features
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