CATERPILLAR 140 MOTOR GRADERS

Technical Description

The 2023 CATERPILLAR 140 Motor Grader is a robust, high-performance machine engineered for demanding grading applications. Equipped with a Cat C9.3 engine, it delivers 250 hp (186 kW) of net power, with an All-Wheel Drive (AWD) option boosting output to 270 hp (201 kW). The engine features a 4.5 in bore, 5.9 in stroke, and 567.5 in³ (9.3 L) displacement, operating at 2,000 rpm. Typical dimensions include a length of approximately 33.25 ft (399 in), a height of 10.8 ft (130 in), and a width of 8.44 ft (101.3 in), with an operating weight around 27,822 lb (12,620 kg). The hydraulic system is closed-center, parallel circuit, utilizing a variable piston pump with up to 40.9 gal/min (155 L/min) flow and 3,503 psi pressure. Transmission options include manual control and autoshift on select models. Forward top speed reaches 25.5 mph, with reverse topping out at 17 mph. The blade offers a maximum lift of 18.9 in (480 mm), a depth of cut up to 28.1 in (715 mm), and side shifts of 26 in left and 20 in right. Circle center shifts are 28.7 in left and 27.4 in right, with 360° rotation. Ground clearance is approximately 10 in (255 mm). Front steering allows up to 47.5°, frame steering 20° left or right, and front axle lean 18° each way, with 32° total oscillation. The scarifier has a working width of 84 in (2,137 mm), nine shanks, and a maximum depth of 11.1 in (281 mm). The electrical system is 24V, with direct electric starting and heavy-duty components. Fuel capacity is about 104 gallons (394 L). Advanced features include optional 3D GPS and laser grade control for precise blade positioning, and joystick controls on select models.