CATERPILLAR 120M2 AWD MOTOR GRADERS

Technical Description

The 2014 Caterpillar 120M2 AWD Motor Grader is equipped with a Cat C9.3 turbocharged diesel engine delivering 250 hp (186 kW) net power, or 270 hp (201 kW) with all-wheel drive activation. The engine features a 9.3L displacement with six cylinders, a 115mm bore, and 149mm stroke, operating at 2,000 rpm. The transmission comprises eight forward and six reverse gears, enabling ground speeds from 1.7 to 24.2 km/h forward and 1.6 to 24.2 km/h in reverse. Equipped with 14.00-inch (14R24) tires, this grader features a moldboard with 360-degree rotation capability and adjustable blade positioning up to 40 degrees forward and 5 degrees backward. The hydraulic system operates at 24,192 kPa with closed-center, parallel circuit configuration, delivering maximum cutting depth of 735mm and lift height of 480mm. The machine incorporates full air-conditioned cab control with front steering capable of 47.5-degree maximum angles and frame steering of 20 degrees. The front axle exhibits 18-degree lean angles and 32 degrees total oscillation for enhanced terrain adaptability. Operating specifications include a 30L fuel tank capacity and ambient capability to 50°C, with standard fan operation at 1,400 rpm. The grader's ground clearance measures 612mm at center, with a 1,822mm circle diameter. Additional fluid capacities include 89L for transmission/differential/final drives and 100L per tandem housing, supporting sustained heavy-duty grading operations across demanding construction and infrastructure projects.