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Used Bulldozer Manufactured

Caterpillar D7

(1) Almost Brand-New Condition, Exceptional Cost-Effectiveness

Manufactured in 2022 with only 260 operational hours, far below the industry-average wear cycle

(2) Robust Power, High-Efficiency Operations

Equipped with the Caterpillar C9 ACERT engine, delivering 180 horsepower and a torque of 720 N·m

(3) Sturdy and Durable, Adaptable to All Terrains

The chassis and key components are constructed from high-strength alloy steel, ensuring an extremely robust structure.

(4) Intelligent Operation, Convenient and Worry-Free

Fitted with Caterpillar's advanced intelligent control system, the operation interface is simple and intuitive.

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Product Details

Product Details

Caterpillar D7 Used Bulldozer Basic

Caterpillar D7 Used Bulldozer Manufactured in 2022 Its performance is indistinguishable from that of a new machine, yet the price is just 70% of a new unit. For African engineering companies and contractors focused on cost efficiency, it’s an extremely attractive, high-value investment.Whether transporting heavy ore in South African mines or clearing rocky terrain in the Sahara Desert, it handles tasks with ease. Compared with similar models, its operation efficiency is increased by 20%, significantly shortening project durations and saving both labor and time costs.The uniquely designed tracks have a ground pressure of only 55 kPa, preventing sinking in common African terrains such as swamps, wetlands, and deserts. Even in complex terrains like the mountains of Kenya or the plateaus of Ethiopia, it maintains stable operation, adapting to all kinds of harsh working conditions across Africa.

Parameters

Parameter Item	Specific Details
Brand and Model	Caterpillar D7
Manufacturing Year	2022
Working Hours	260 hours
Engine Model	C9 ACERT
Engine Power	180 horsepower
Bucket Capacity	4.2 cubic meters
Operating Weight	19.8 tons
Emission Standard	Complies with US Tier 3 emission standards (widely accepted in Africa)

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Equipment Condition

This Caterpillar D7 used bulldozer has undergone a comprehensive and rigorous inspection by Caterpillar's officially certified African professional inspection agencies. The engine cylinder pressure is stable and strong, with balanced pressure in each cylinder, ensuring consistent and optimal power output and combustion efficiency. The hydraulic system has excellent sealing performance, using high-precision seals without any leakage. The hydraulic oil cleanliness meets high standards, ensuring the precise and efficient operation of the hydraulic system. Chassis components such as tracks, drive wheels, and carrier rollers show almost no wear, and the track link elongation is minimal, with a very smooth-running travel system. All components of the entire machine fit tightly together, without abnormal noises or jams. Its actual performance is almost identical to that of a brand-new machine, and a complete set of local African inspection reports and historical maintenance records are available for review.

Configuration and Functions

Engine: The Caterpillar C9 ACERT engine applies cutting-edge electronic fuel injection technology and turbocharged intercooling technology, ensuring thorough fuel atomization and extremely high combustion efficiency, reducing fuel consumption by 15% compared with similar engines. It has excellent cold-start performance. In a low-temperature environment of -18°C, with the preheating system, it can start quickly. Meanwhile, the engine's intake system is equipped with an efficient air pre-filter and main filter. The dual-filtration mechanism can effectively block more than 99.9% of dust particles. Even when operating in dusty environments like the African deserts for extended periods, it comprehensively protects internal engine parts and significantly extends the engine's service life.

Hydraulic System: Adopting Caterpillar's intelligent hydraulic control system, it features extremely fast response and high control precision. The hydraulic pump is a variable displacement piston pump that can automatically and intelligently adjust the flow and pressure according to the operating load, avoiding energy waste. The blade lifting and tilting actions are smooth and stable, enabling fine site leveling operations. The maximum blade lifting height reaches 1.2 meters, and the maximum penetration depth is 0.7 meters, fully meeting various bulldozing requirements in Africa.

Cab: The ergonomically designed comfortable cab is equipped with a full-floating shock-absorbing seat that can automatically adjust the shock absorption force according to the driver's weight and preferences, effectively filtering vibrations from the ground and greatly reducing fatigue during long hours of operation. The interior of the cab is spacious and comfortable, with a wide field of view. Large-sized UV-resistant glass windows on all four sides ensure no blind spots. The operation handles are designed to fit the structure of the human hand, allowing for easy and effortless operation. Additionally, the cab is equipped with features such as a high-power air conditioner, Bluetooth audio system, and USB charging ports, creating a comfortable working environment even in Africa's scorching heat or large temperature differences.

Chassis System: The high-strength chassis structure features an optimized box-section design, capable of withstanding huge workloads and impact forces. The tracks are designed with a combination of high-wear-resistant rubber materials and high-strength steel track plates, providing both excellent traction and shock absorption. When traveling on rocky roads in Africa, they can effectively protect the chassis components. The automatic track tension adjustment system can instantly adjust the track tension according to different working conditions, ensuring the stable operation of the travel system, reducing track wear, and enhancing the equipment's adaptability to complex African terrains.

African Application Areas

(1) Mining Operations

In large-scale mining projects such as copper mines in the Democratic Republic of the Congo and gold mines in Ghana, the Caterpillar D7, with its powerful performance and large 4.2-cubic-meter bucket, can efficiently carry out tasks like ore transportation, mine road construction, and waste dump leveling. The reinforced chassis and wear-resistant tracks ensure stable operation in harsh mining environments with rough terrain and sharp rocks. Compared with similar equipment, its operation efficiency is increased by 25%, and maintenance costs are reduced by 20%, enhancing the economic benefits for African mining companies.

(2) Infrastructure Construction

In projects such as the construction of Egypt's New Administrative Capital and the supporting works along the Mombasa-Nairobi Standard Gauge Railway in Kenya, the Caterpillar D7 excels in site preparation, subgrade excavation, and road base compaction. Its precise control performance and powerful operation can meet high-standard construction requirements. The blade flatness control accuracy reaches ±2 cm, effectively ensuring project quality and progress, making it a reliable partner for African infrastructure construction.

(3) Agricultural Development

In large farms in Nigeria and agricultural planting areas in Ethiopia, the Caterpillar D7 can be used for land reclamation, farmland renovation, and irrigation canal excavation. The low ground pressure track design protects the soil structure from excessive compaction. At the same time, its powerful performance can easily handle obstacles such as tree roots and large rocks, accelerating the process of African agricultural development and contributing to increased agricultural production.

(4) Forestry Projects

In tropical rainforest development in Gabon and forest harvesting projects in Zambia, the Caterpillar D7 can be used for tasks such as building forest roads, clearing logging residues, and gathering timber. Its sturdy chassis and reliable travel system allow it to move freely through rugged mountainous forest terrains, improving the efficiency of forestry engineering operations and reducing manual labor intensity.

After-Sales Service

(1) Quality Assurance

We provide a 5-month quality guarantee period (starting from the date of equipment delivery) for the sold Caterpillar D7 used bulldozer. During the warranty period, if malfunctions occur due to the equipment's own quality problems, we will arrange for local African professional technicians to carry out free repairs and provide original genuine parts replacement services to ensure that the equipment returns to normal performance.

(2) Technical Support

Our professional multilingual technical team offers 7×24-hour online technical consultation services, supporting commonly used African languages such as English, French, and Swahili. Whether it's equipment operation inquiries, fault diagnosis, or maintenance guidance, we can provide timely answers. Additionally, we can provide on-site technical training services in Africa according to customer needs, helping operators master equipment operation and daily maintenance skills.

(3) Parts Supply

Relying on Caterpillar's parts supply system in Africa, we ensure that all parts provided are original genuine products with guaranteed quality. Large parts warehouses are set up in major African cities such as Johannesburg, Lagos, and Nairobi, with sufficient stock of common parts. Urgent parts can be delivered to African customers within 48 hours via express logistics such as air freight, minimizing equipment downtime.

Transaction Terms

(1) Payment Methods

We support various payment methods, including Telegraphic Transfer (T/T), Letter of Credit (L/C), and international credit card payments. For long-term African customers or bulk purchasers, we can negotiate more flexible payment terms, such as an installment payment plan: 30% down payment, with the balance paid in two installments within 5 months to ease financial pressure.

(2) Transportation and Delivery

We are responsible for safely transporting the equipment to the African customer-designated port or location. The equipment will be fully insured during transportation to ensure its safety during transit. Upon delivery, we will provide detailed documents, including a multilingual (African version) equipment operation manual, maintenance guide, local African inspection report, certificate of conformity, etc., to assist customers in the equipment acceptance process.

(3) Customs Formalities Assistance

In case of equipment import and export business, our professional international trade team is familiar with the customs policies and regulations of various African countries. We can assist customers in handling import and export customs declaration and clearance procedures, providing the required documents and information to ensure that the equipment can pass customs inspections smoothly and be delivered quickly.

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