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120K2

Motor Graders

The Cat® 120K2 Motor Grader is the machine you can count on when you need to get work done. Cat motor graders help you make the most of your investment by delivering maximum productivity and durability. The Cat C7 ACERT™ engine, direct-drive power shift transmission and load sensing hydraulics work together ensuring you have the power and precision you need when you need it.

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Base Power (1st Gear) - Net 93 kW
Engine Model Cat C7 ACERT
Speed at Rated Power 2,000 rpm
Stroke 127 mm
Availability Please Call Admin
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120K2
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FEATURES & BENEFITS

Performance

Cat C7 ACERT engine meets Bharat Stage III and China Nonroad Stage II equivalent emission standards, depending on emission standards of specific country.Power Shift Count... Read more

Efficiency

Electronic Throttle Control helps improve productivity by optimizing HP and torque to match the power demands of the application.Aggressive blade angles, optimized moldbo... Read more

Ease of Operation

Proportional Priority Pressure-Compensating (PPPC) provides load-sensing hydraulics with superior control, enhanced performance, and efficiency.Optional Autoshift Transmi... Read more

Serviceability

Durable nylon composite wear inserts maximize circle torque and component life.Sacrificial brass moldboard slide rail wear strips between blade mounting group and moldboa... Read more

Reliability

Utilizing rigorous component design and machine validation processes results in unmatched reliability, durability and high uptime.Components are designed and manufactured... Read more

Comfort

Optional HVAC, defroster fan and sun shades keep you comfortable, while conveniently placed power ports keep additional communication devices charged and ready. Read more

Technology

Optional Cat AccuGrade™ uses positioning and guidance technologies, machine sensors, and automatic blade control to help get to grade faster, easier, and more efficiently... Read more

Safety

Brakes located at each tandem wheel offer the largest total brake surface area in the industry, delivering dependable stopping power.Standard circle drive slip clutch pro... Read more

SPECIFICATIONS FOR 120K2

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Engine
Base Power (1st Gear) - Net 93 kW
Engine Model Cat C7 ACERT
Speed at Rated Power 2,000 rpm
Stroke 127 mm
Note (3) Maximum torque measured at 1,000 rpm in gears 4-8.
VHP Range - Net 108-118 kW (145-158 hp)
High - Ambient Capability 50 °C
Maximum Torque 774 N·m
Displacement 7.2 l
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.
Derating Altitude 3048 m
High Ambient - Fan Speed - Maximum 1,575 rpm
Torque Rise 50%
Bore 105 mm
Note (1) Net power is tested per ISO 9249, SAE J1349, and EEC 80/1269 standards in effect at the time of manufacture.
Moldboard
Blade Width 3.7 m
End Bit - Width 152 mm
End Bit - Thickness 16 mm
Moldboard - Height 610 mm
Throat Clearance 58 mm
Cutting Edge Thickness 16 mm
Cutting Edge Width 152 mm
Arc Radius 413 mm
Moldboard - Thickness 22 mm
Blade Range
Circle Centershift - Right 656 mm
Maximum Depth of Cut 775 mm
Circle Centershift - Left 658 mm
Moldboard Sideshift - Right 663 mm
Maximum Shoulder Reach Outside of Tires - Left 1764 mm
Maximum Shoulder Reach Outside of Tires - Right 1928 mm
Maximum Lift Above Ground 410 mm
Blade Tip Range - Backward 5°
Blade Tip Range - Forward 40°
Moldboard Sideshift - Left 512 mm
Frame
Circle - Outer Diameter 1530 mm
Front Axle - Total Oscillation per Side 32°
Circle - Blade Beam Thickness 30 mm
Front Axle - Wheel Lean - Left/Right 18°
Weights
Gross Vehicle Weight - Typically Equipped 14340 kg
Gross Vehicle Weight - Typically Equipped - Rear Axle 10137 kg
Gross Vehicle Weight - Base - Rear Axle 9469 kg
Gross Vehicle Weight - Typically Equipped - Total 14340 kg
Gross Vehicle Weight - Base - Total 12743 kg
Gross Vehicle Weight - Base - Front Axle 3274 kg
Gross Vehicle Weight - Typically Equipped - Front Axle 4203 kg

SELECT MODELS TO COMPARE

Motor Graders

140 GC / 140 GC AWD

Net Power Range (Tier 3) 131 kW
Weight* 17390 kg
Blade Width 3.7 m
Circle Drive without Slip Clutch 1.5 l
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Motor Graders

16

Engine Model Cat® C13
Bore 130 mm
Stroke 157 mm
Speed at Rated Power 2,000 rpm
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Motor Graders

12K

Base Power (1st Gear) - Net 108 kW
Engine Model Cat C7
Displacement 7.2 l
Bore 105 mm
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Motor Graders

140

Base Power (1st Gear) - Net 136 kW
Engine Model Cat C7
Bore 110 mm
Stroke 127 mm
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Motor Graders

12K

Base Power (1st Gear) - Net 108 kW
Gross Vehicle Weight - Typically Equipped 16710 kg
Blade Width 3.7 m
Gross Vehicle Weight - Base - Total 13492 kg
Compare models
Motor Graders

24

Net Power - EEC 80/1269 399 kW
Bore 137.2 mm
Stroke 152.4 mm
Note (1) Net power is tested per ISO 9249, SAE J1349, and EEC 80/1269 Standards in effect at the time of manufacture.
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Motor Graders

120 GC - Tier 4 / Stage 5

Maximum Torque 738 N·m
Displacement 4.4 l
Engine Power AWD (ISO 14396) 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.
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Motor Graders

14

Base Power (1st Gear) - Net 178 kW
Engine Model Cat C13
Bore 130 mm
Stroke 157 mm
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