Motor Graders 120 GC

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Key Specs

Weight*
35494 lb
16100 kg
Blade Width
12 ft
3.7 m
Maximum Torque
544 lb/ft
738 N·m

Overview

Reliable and Comfortable at Lower Cost

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 all new cab.

Benefits

Operate in Comfort

Boost productivity and comfort with adjustable seat and a ventilation system option.

Low Cost-Per-Hour Operation

Keep costs down with extended maintenance cycles and reversing fan option while saving on fuel with ECO mode.

Reliable Performance

Precise blade movement and power with the C4.4 engine helps to get the job finished on-time and budget.

Product Specifications for 120 GC

Maximum Torque 544 lb/ft 738 N·m
Displacement 268.5 in³ 4.4 l
Engine Power AWD (ISO 14396) 128 kW 171 HP
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, muffler, and alternator. Power as declared per ISO 14396. 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, muffler, and alternator. Power as declared per ISO 14396.
Emissions Meets U.S. EPA Tier 4 Final and EU Stage V emission standards Meets U.S. EPA Tier 4 Final and EU Stage V emission standards
Stroke 5 in 127 mm
Derating Altitude 9842 ft 3000 m
Bore 4.1 in 105 mm
Engine Model Cat® C4.4 Cat® C4.4
Torque Rise - ISO 9294 21% 21%
Weight* 35494 lb 16100 kg
All-Wheel Drive (AWD) Weight 36376 lb 16500 kg
Length of Machine* 391.4 in 9941 mm
Maximum Height 149.1 in 3787.8 mm
Width 94.6 in 2402 mm
Note *Typically equipped with push block and ripper. *Typically equipped with push block and ripper.
Blade Width 12 ft 3.7 m
Cutting Edge Width 6 in 152 mm
Throat Clearance 4.7 in 112 mm
Arc Radius 16.3 in 413 mm
End Bit - Width 152 in 6 mm
Blade Height 20 in 580 mm
Blade Tip Range - Backward 5° 5°
Moldboard Sideshift - Right 26.1 in 663 mm
Moldboard Sideshift - Left 20.2 in 512 mm
Maximum Lift Above Ground 16.1 in 410 mm
Circle Centershift - Left 25.8 in 656 mm
Blade Tip Range - Forward 40° 40°
Circle Centershift - Right 25.8 in 656 mm
Maximum Depth of Cut 30.5 in 775 mm
Cooling System 10.3 gal (US) 39 l
Circle Drive without Slip Clutch 0.4 gal (US) 1.5 l
Hydraulic System 14.5 gal (US) 55 l
Circle Drive with Slip Clutch 1.8 gal (US) 7 l
Transmission 4.5 gal (US) 17 l
Diesel Exhaust Fluid Tank (Tier 4 Only) 3.2 gal (US) 12 l
Fuel Tank 71 gal (US) 269 l
Engine Crankcase 2 gal (US) 7.6 l

120 GC Standard Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

CAB

  • Standard Seat
  • Steering Wheel/Lever Controls
  • Information Display Screen
  • Product Link

ENGINE

  • Cat C4.4
  • ECO mode
  • On-Demand fan

DRAWBAR CIRCLE MOLDBOARD

  • Standard

SAFETY

  • Parking brake
  • Signaling/warning horn
  • Rearview mirror
  • Hydraulic brakes
  • Side view mirrors
  • Walkways and Grab Rails

120 GC Optional Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

CAB

  • Mechanical Suspension Seat
  • Air Suspension Seat
  • ROPS/FOPS
  • Heating/Cooling Cab System
  • Rear Wiper
  • Base Cab
  • Canopy
  • Cab Plus
  • Low profile cab
  • Halogen Lighting
  • Entertainment Radio Ready
  • Rear Window Screen
  • Front Wipers
  • Digital Blade Slope Meter

ENGINE

  • Reversing fan
  • All-Wheel Drive (AWD)

DRAWBAR CIRCLE MOLDBOARD

  • Circle Drive Slip Clutch
  • Circle Saver

SAFETY

  • Rearview camera
  • Secondary steering system

ATTACHMENTS

  • Push block
  • Ripper
  • Scarifier
  • Front Blade
  • Tow hitch

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