The Caterpillar 140G grader is the most classic and best-selling medium-sized grader from CAT, a global leader in construction machinery. It is known for its excellent leveling precision, powerful and reliable engine, and unparalleled durability, and is the global industry standard model for road construction, mine maintenance, and airport construction.

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Technical Specifications

Item	Parameter
Product Model	CAT 140G / 140H Motor Grader
Engine Type	Original CAT Diesel Engine
Rated Power	129kW / 175HP
Blade Length	3660mm Standard Grading Blade
Grading Precision	High-precision Leveling
Operating Weight	16000kg
Max Speed	42km/h
Working Function	Leveling, Sloping, Trimming, Snow Removal
Advantage	Stable, durable, fuel-saving

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Caterpillar 3306 Engine:

Equipped with a CAT 3306 inline six-cylinder turbocharged diesel engine

Rated power: 138kW (185HP) @ 2200rpm

Maximum torque: 814N·m, high torque output at low speeds

Engine proven globally for decades, extremely reliable

Compatible with high-sulfur diesel (S500/S1000), suitable for global fuel types

Engine design life exceeds 15,000 hours

Powerful power output characteristics:

Large displacement engine, sufficient torque output at low speeds

Strong climbing ability, easily handling heavy-duty operations under full load

Turbocharged design, minimal power loss at high altitudes

Large engine cooling system, preventing overheating during prolonged operation in high-temperature environments

Extremely reliable fuel system, highly adaptable to low-quality fuels

High-precision scraper system:

Standard scraper width: 3,658mm (12 feet)

Scraper lateral movement ±610mm, maximizing coverage width

Scraper tilt angle adjustment range ±90°, multi-angle leveling

Scraper pitch angle adjustment to adapt to different soil cutting needs

Scraper lifting height 420mm, strong obstacle-crossing ability

Scraper cutting depth 720mm, deep digging and leveling completed in one step

Scraper material and durability:

Scraper is made of high-strength wear-resistant alloy steel, with a long service life

Scraper cutting edge can be replaced individually, low maintenance cost

Reinforced blade design at the scraper end, no deformation during edge cutting

Thickened scraper back plate, no bending under heavy impact

Overall heat treatment of the scraper, uniform hardness and consistent wear resistance

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Application Scenarios	Key Selling Points
Highway Foundation	GPS precision leveling, high efficiency, and meeting accuracy standards
Mining Road Maintenance	High durability, heavy-duty scraping, all-weather operation
Airport Runway Construction	Laser precision leveling, extremely high precision, and compliant acceptance
Municipal Road Construction	Flexible and mobile, precision leveling, and noise compliance
Farmland Irrigation and Land Preparation	Large-area high efficiency, slope control, and labor saving
Snow Removal Operations	Wide scraper blades, high snow pushing efficiency, and all-wheel drive capability
Landfill Sites	Corrosion-resistant, resistant to harsh environments, and effectively compacted and leveled
Port Yards	Corrosion-resistant, all-weather, and high-intensity continuous operation

About US

Chengda Group Established in 2003,23 Years Manufacturing Experience · Exported to 80+ Countries.Leveraging high-standard machinery and automated equipment, a strong R&D team, and an elite sales team, we have established long-term cooperative relationships with many world-renowned companies such as China National Heavy Duty Truck Group, Shaanxi Automobile Group, FAW Group, Dongfeng Motor Corporation, XCMG Group, Liugong Group, and SEM Group. Our comprehensive after-sales service system can meet the diverse needs of our customers.

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