Engine Model: Komatsu SAA4D95LE-7
Number of Cylinders: 4
Bore * Stroke: 3.75 in * 4.52 in
Piston Displacement: 199 in³
Aspiration: Variable flow, turbocharged, air-to-air aftercooled
Komatsu Buldozer
The Komatsu Bulldozer, engineered for tough and high-performance tasks, offers a robust solution for land clearing, grading, and heavy-duty earth-moving operations. With a blade capacity ranging from 3.5 to 14 m³, this series is designed for large-scale construction, mining, and infrastructure development projects. Operating efficiently in extreme temperature conditions from -40 to +50 degrees Celsius, the bulldozer is built to withstand demanding environments, ensuring reliable performance in diverse terrains and climates.
The engine power varies from 150 kW (201 hp) to 850 kW (1,141 hp), with operating weights spanning from 18 tonnes to 150 tonnes, allowing the Komatsu bulldozer to handle a wide range of projects, from small grading jobs to massive earth-moving operations. The transmission system integrates advanced hydraulic technology for smooth, powerful, and efficient operation, while the Komatsu powertrain ensures maximum fuel efficiency and long-term reliability.
Designed to work in tandem with other heavy machinery, such as excavators, dump trucks, and graders, these bulldozers are particularly effective in tough conditions such as rocky terrain, steep slopes, and large-scale site preparation. With a variety of blade types and attachments available, including angle blades, U-blades, and ripper attachments, these bulldozers are capable of optimizing performance for different soil types and operational needs, offering superior productivity and performance.
As part of EMAC, ConeMac integrates DCEC engines, provides industrial power pack solution that integrated with air intake, air exhaust, cooling system, control system, transmission and hydraulic accessories, We also supplying special products such as explosion proof engine, generator and water pump set, as well as ultra-low temperature condition engine power pack.
The company provides customers with full life cycle services, from design to power system supply, installation and commissioning, to after-sales service training and spare parts supply, as well as troubleshooting and overhaul technical support. This full range of services ensures that customer equipment maintains high reliability and long-term operating efficiency during use.
These comprehensive power systems and service capabilities enable Duramac to occupy an important position in the field of construction machinery and provide advanced solutions for future electrification trends.
Komatsu Bulldozer Series Main Feature
- Powerful Performance: High-power engines handle heavy-duty tasks with ease.
- Fuel Efficiency: Advanced powertrain and hydraulics optimize fuel use, reducing costs.
- Durability: Built for tough conditions, ensuring reliability and long lifespan.
- Versatility: Compatible with various attachments for different tasks and terrains.
- Operator Comfort: Ergonomic cabins reduce fatigue and improve productivity.
- Easy Maintenance: Accessible service points and diagnostic systems make maintenance simple.
- Advanced Technology: GPS and remote monitoring improve precision and efficiency.
General Specifications of Komatsu Bulldozer Series
| Operating Weight: | 18 – 150 tons |
| Engine Power: | 150 – 850 kW |
| Max Blade Digging Depth: | 0.3 – 0.6 meters |
| Bucket Capacity: | 3.5 – 14 m³ |
| Fuel Tank Capacity: | 300 – 1000 L |
| Buldozer | ||||||||
Komatsu Bulldozer
This is the list of all series of Komatus bulldozer.
- D37 | 9 MT
- D39 | 10 MT
- D51 | 13 - 14 MT
- D61 | 18 - 19 MT
- D65 | 22 - 23 MT
- D71 | 22 - 23 MT
- D85 | 29 - 31 MT
- D155 | 40 - 54 MT
- D375 | 74 MT
- D475 | 115 MT
Komatsu SAA4D95LE-7 Engine for Komatsu D37EX-24 Bulldozer
Engine Model: Komatsu SAA4D95LE-7
Number of Cylinders: 4
Bore * Stroke: 3.75 in * 4.52 in
Piston Displacement: 199 in³
Aspiration: Variable flow, turbocharged, air-to-air aftercooled
Komatsu SAA4D95LE-7 Engine for Komatsu D39PX-24 Excavator
Engine Model: Komatsu SAA4D95LE-7
Number of Cylinders: 4
Bore * Stroke: 3.75 in * 4.52 in
Piston Displacement: 199 in³
Aspiration: Variable flow, turbocharged, air-to-air aftercooled
Komatsu SAA4D95LE-7 Engine for Komatsu D39EX-24 Bulldozer
Engine Model: Komatsu SAA4D95LE-7
Number of Cylinders: 4
Bore * Stroke: 3.75 in * 4.52 in
Piston Displacement: 199 in³
Aspiration: Variable flow, turbocharged, air-to-air aftercooled
Komatsu SAA4D95LE-7 Engine for Komatsu D39PXi-24 Excavator
Engine Model: Komatsu SAA4D95LE-7
Number of Cylinders: 4
Bore * Stroke: 3.75 in * 4.52 in
Piston Displacement: 199 in³
Aspiration: Variable flow, turbocharged, air-to-air aftercooled
Komatsu SAA4D95LE-7 Engine for Komatsu D39EXi-24 Excavator
Engine Model: Komatsu SAA4D95LE-7
Number of Cylinders: 4
Bore * Stroke: 3.75 in * 4.52 in
Piston Displacement: 199 in³
Aspiration: Variable flow, turbocharged, air-to-air aftercooled
Komatsu SAA4D107E-3 Engine for Komatsu D51PX-24 Bulldozer
Engine Model: Komatsu SAA4D107E-3
Number of Cylinders: 4
Bore * Stroke: 4.21 in * 4.88 in
Piston Displacement: 275 in³
Aspiration: Variable geometry, water-cooled, turbocharged,air-to-air aftercooled
Komatsu SAA4D107E-3 Engine for Komatsu D51EX-24 Bulldozer
Engine Model: Komatsu SAA4D107E-3
Number of Cylinders: 4
Bore * Stroke: 4.21 in * 4.88 in
Piston Displacement: 275 in³
Aspiration: Variable geometry, water-cooled, turbocharged,air-to-air aftercooled
Komatsu SAA4D95LE-7 Engine for Komatsu D51PXi-24 Bulldozer
Engine Model: Komatsu SAA4D107E-3
Number of Cylinders: 4
Bore * Stroke: 4.21 in * 4.88 in
Piston Displacement: 275 in³
Aspiration: Variable geometry, water-cooled, turbocharged,air-to-air aftercooled
Komatsu SAA4D95LE-7 Engine for Komatsu D51EXi-24 Bulldozer
Engine Model: Komatsu SAA4D107E-3
Number of Cylinders: 4
Bore * Stroke: 4.21 in * 4.88 in
Piston Displacement: 275 in³
Aspiration: Variable geometry, water-cooled, turbocharged,air-to-air aftercooled
Komatsu SAA6D107E-3 Engine for Komatsu D61PX-24 Bulldozer
Engine Model: Komatsu SAA6D107E-3
Number of Cylinders: 6
Bore * Stroke: 4.21 in * 4.88 in
Piston Displacement: 408 in³
Aspiration: Komatsu Variable Geometry Turbocharged, air-to-air aftercooled, cooled EGR
Komatsu SAA6D107E-3 Engine for Komatsu D61EX-24 Bulldozer
Engine Model: Komatsu SAA6D107E-3
Number of Cylinders: 6
Bore * Stroke: 4.21 in * 4.88 in
Piston Displacement: 408 in³
Aspiration: Komatsu Variable Geometry Turbocharged, air-to-air aftercooled, cooled EGR
Komatsu SAA6D107E-3 Engine for Komatsu D61PXi-24 Bulldozer
Engine Model: Komatsu SAA6D107E-3
Number of Cylinders: 6
Bore * Stroke: 4.21 in * 4.88 in
Piston Displacement: 408 in³
Aspiration: Komatsu Variable Geometry Turbocharged, air-to-air aftercooled, cooled EGR
Komatsu SAA6D107E-3 Engine for Komatsu D61EXi-24 Bulldozer
Engine Model: Komatsu SAA6D107E-3
Number of Cylinders: 6
Bore * Stroke: 4.21 in * 4.88 in
Piston Displacement: 408 in³
Aspiration: Komatsu Variable Geometry Turbocharged, air-to-air aftercooled, cooled EGR
Komatsu SAA6D114E-6 Engine for Komatsu D65PX-18 WH Bulldozer
Engine Model: Komatsu SAA6D114E-6
Number of Cylinders: 6
Bore * Stroke: 4.49 in * 5.69 in
Piston Displacement: 540 in³
Aspiration: Komatsu variable geometry turbocharged, air-to-air aftercooled
Komatsu SAA6D114E-6 Engine for Komatsu D65EX-18 WH Bulldozer
Engine Model: Komatsu SAA6D114E-6
Number of Cylinders: 6
Bore * Stroke: 4.49 in * 5.69 in
Piston Displacement: 540 in³
Aspiration: Komatsu variable geometry turbocharged, air-to-air aftercooled
Komatsu SAA6D114E-6 Engine for Komatsu D65WX-18 Bulldozer
Engine Model: Komatsu SAA6D114E-6
Number of Cylinders: 6
Bore * Stroke: 4.49 in * 5.69 in
Piston Displacement: 540 in³
Aspiration: Komatsu variable geometry turbocharged, air-to-air aftercooled
Komatsu SAA6D114E-6 Engine for Komatsu D65PX-18 Bulldozer
Engine Model: Komatsu SAA6D114E-6
Number of Cylinders: 6
Bore * Stroke: 4.49 in * 5.69 in
Piston Displacement: 540 in³
Aspiration: Komatsu variable geometry turbocharged, air-to-air aftercooled
Komatsu SAA6D114E-6 Engine for Komatsu D65EX-18 Bulldozer
Engine Model: Komatsu SAA6D114E-6
Number of Cylinders: 6
Bore * Stroke: 4.49 in * 5.69 in
Piston Displacement: 540 in³
Aspiration: Komatsu variable geometry turbocharged, air-to-air aftercooled
Komatsu SAA6D114E-6 Engine for Komatsu D65PXi-18 Bulldozer
Engine Model: Komatsu SAA6D114E-6
Number of Cylinders: 6
Bore * Stroke: 4.49 in * 5.69 in
Piston Displacement: 540 in³
Aspiration: Komatsu variable geometry turbocharged, air-to-air aftercooled
Komatsu SAA6D114E-6 Engine for Komatsu D65EXi-18 Bulldozer
Engine Model: Komatsu SAA6D114E-6
Number of Cylinders: 6
Bore * Stroke: 4.49 in * 5.69 in
Piston Displacement: 540 in³
Aspiration: Komatsu variable geometry turbocharged, air-to-air aftercooled
Komatsu SAA6D114E-6 Engine for Komatsu D71PX-24 Bulldozer
Engine Model: Komatsu SAA6D114E-6
Number of Cylinders: 6
Bore * Stroke: 4.5 in * 5.7 in
Piston Displacement: 540 in³
Aspiration: Komatsu Variable Geometry Turbocharged, air-to-air aftercooled, cooled EGR
Komatsu SAA6D114E-6 Engine for Komatsu D71EX-24 Bulldozer
Engine Model: Komatsu SAA6D114E-6
Number of Cylinders: 6
Bore * Stroke: 4.5 in * 5.7 in
Piston Displacement: 540 in³
Aspiration: Komatsu Variable Geometry Turbocharged, air-to-air aftercooled, cooled EGR
Komatsu SAA6D114E-6 Engine for Komatsu D71PXi-24 Bulldozer
Engine Model: Komatsu SAA6D114E-6
Number of Cylinders: 6
Bore * Stroke: 4.5 in * 5.7 in
Piston Displacement: 540 in³
Aspiration: Komatsu Variable Geometry Turbocharged, air-to-air aftercooled, cooled EGR
Komatsu SAA6D114E-6 Engine for Komatsu D71EXi-24 Bulldozer
Engine Model: Komatsu SAA6D114E-6
Number of Cylinders: 6
Bore * Stroke: 4.5 in * 5.7 in
Piston Displacement: 540 in³
Aspiration: Komatsu Variable Geometry Turbocharged, air-to-air aftercooled, cooled EGR
Komatsu SAA6D125E-7 Engine for Komatsu D85PX-18 WH Bulldozer
Engine Model: Komatsu SAA6D125E-7
Number of Cylinders: 6
Bore * Stroke: 4.49 in * 5.69 in
Piston Displacement: 674 in³
Aspiration: Komatsu variable geometry turbocharged, air-to-air aftercooled
Komatsu SAA6D125E-7 Engine for Komatsu D85EX-18 WH Bulldozer
Engine Model: Komatsu SAA6D125E-7
Number of Cylinders: 6
Bore * Stroke: 4.49 in * 5.69 in
Piston Displacement: 674 in³
Aspiration: Komatsu variable geometry turbocharged, air-to-air aftercooled
Komatsu SAA6D125E-7 Engine for Komatsu D85PX-18 Bulldozer
Engine Model: Komatsu SAA6D125E-7
Number of Cylinders: 6
Bore * Stroke: 4.49 in * 5.69 in
Piston Displacement: 674 in³
Aspiration: Komatsu variable geometry turbocharged, air-to-air aftercooled
Komatsu SAA6D125E-7 Engine for Komatsu D85EX-18 Bulldozer
Engine Model: Komatsu SAA6D125E-7
Number of Cylinders: 6
Bore * Stroke: 4.49 in * 5.69 in
Piston Displacement: 674 in³
Aspiration: Komatsu variable geometry turbocharged, air-to-air aftercooled
Komatsu SAA6D125E-7 Engine for Komatsu D85PXi-18 Bulldozer
Engine Model: Komatsu SAA6D125E-7
Number of Cylinders: 6
Bore * Stroke: 4.49 in * 5.69 in
Piston Displacement: 674 in³
Aspiration: Komatsu variable geometry turbocharged, air-to-air aftercooled
Komatsu SAA6D125E-7 Engine for Komatsu D85EXi-18 Bulldozer
Engine Model: Komatsu SAA6D125E-7
Number of Cylinders: 6
Bore * Stroke: 4.49 in * 5.69 in
Piston Displacement: 674 in³
Aspiration: Komatsu variable geometry turbocharged, air-to-air aftercooled
Komatsu SAA6D140E-7 Engine for Komatsu D155CX-8 K170 Bulldozer
Engine Model: Komatsu SAA6D140E-7
Number of Cylinders: 6
Bore * Stroke: 5.51 in * 6.50 in
Piston Displacement: 930 in³
Aspiration: Komatsu Variable Geometry Turbocharged, air-to-air aftercooled, cooled EGR
Komatsu SAA6D140E-7 Engine for Komatsu D155PX-8 LGP Bulldozer
Engine Model: Komatsu SAA6D140E-7
Number of Cylinders: 6
Bore * Stroke: 5.51 in * 6.50 in
Piston Displacement: 930 in³
Aspiration: Komatsu Variable Geometry Turbocharged, air-to-air aftercooled, cooled EGR
Komatsu SAA6D140E-7 Engine for Komatsu D155AX-8 WH Bulldozer
Engine Model: Komatsu SAA6D140E-7
Number of Cylinders: 6
Bore * Stroke: 5.51 in * 6.50 in
Piston Displacement: 930 in³
Aspiration: Komatsu Variable Geometry Turbocharged, air-to-air aftercooled, cooled EGR
Komatsu SAA6D140E-7 Engine for Komatsu D155AX-8 Bulldozer
Engine Model: Komatsu SAA6D140E-7
Number of Cylinders: 6
Bore * Stroke: 5.51 in * 6.50 in
Piston Displacement: 930 in³
Aspiration: Komatsu Variable Geometry Turbocharged, air-to-air aftercooled, cooled EGR
Komatsu SAA6D140E-7 Engine for Komatsu D155AXi-8 Bulldozer
Engine Model: Komatsu SAA6D140E-7
Number of Cylinders: 6
Bore * Stroke: 5.51 in * 6.50 in
Piston Displacement: 930 in³
Aspiration: Komatsu Variable Geometry Turbocharged, air-to-air aftercooled, cooled EGR
Komatsu SAA6D170E-7 Engine for Komatsu D375A-8 Bulldozer
Engine Model: Komatsu SAA6D170E-7
Number of Cylinders: 6
Bore * Stroke: 6.69 in * 6.69 in
Piston Displacement: 1413 in³
Aspiration: Turbocharged, air-to-air charge air cooler, cooled EGR
Komatsu SAA12V140E-7 Engine for Komatsu D475A-8 Bulldozer
Engine Model: Komatsu SAA12V140E-7
Number of Cylinders: 12
Bore * Stroke: 5.51 in * 6.50 in
Piston Displacement: 1860 in³
Aspiration: Turbocharged, air-to-air charge air cooler, cooled EGR
Global Activity
SinoMac Makes Its Mark at Global Maritime Event—A Look Back at Marintec China 2025
Hailed as the "Olympics" of the global maritime industry, Marintec China 2025 took place from December 2 to 5, 2025, at the Shanghai New International Expo Centre. Centered on the theme “Innovation and Cooperation for Sustainable Maritime Development,” this edition showcased cutting-edge technologies, innovative achievements, and sustainable pathways across the global maritime sector. It attracted over 2,000 exhibiting companies and tens of thousands of professional visitors from more than 100 countries and regions, highlighting China's pivotal influence and open-cooperative stance within the global maritime industry.
SinoMac’s Presence at the 2025 Kazakhstan International Mining, Exploration & Coal Processing Exhibition
As one of the most influential mining exhibitions in Central Asia, the Kazakhstan International Mining, Exploration and Coal Processing Exhibition (Mining Week) was grandly held in Karaganda, Kazakhstan from June 24 to 26, 2025. Focused on the entire mining process, this exhibition showcased a concentrated display of technological innovations, equipment upgrades and green solutions-catering to the industry’s full-chain demands and serving as a premier platform for global mining players to showcase technologies, exchange experience and explore partnerships.
Review of SeaMac 2025 Vietnam International Maritime Ship Exhibition:Deeply connecting with the cutting-edge of the global maritime industry
Recently, the highly anticipated 2025 Vietnam International Maritime and Shipbuilding Exhibition concluded successfully at the Adora Convention Center in Ho Chi Minh City. As Vietnam’s largest and most specialized event in shipbuilding and maritime technology, the exhibition gathered top shipbuilders, maritime service providers, and marine equipment manufacturers from around the world. SeaMac actively participated, comprehensively showcasing its innovative achievements and integrated capabilities in ship solutions and high-efficiency propulsion systems. The company engaged in extensive and in-depth exchanges with industry partners, achieving fruitful outcomes from its participation.
Attending a Global Maritime Extravaganza, SinoMac will be showcasing at Marintec China 2025
Marintec China 2025, hailed as a "global trendsetter for the maritime industry," will be held from December 2nd to 5th, 2025, at the Shanghai New International Expo Centre. The theme of this year's exhibition is "Innovation and Cooperation for Sustainable Development of the Maritime Industry," and the theme of the High-Level Maritime Forum is "Intelligent Navigation, Green Coexistence, Integration, and Innovation," reflecting expectations for the industry's future.
Review SAUDI RAIL 2025 :SinoMac Exhibition Highlights
SinoMac successfully participated in SAUDI RAIL 2025, the annual industry event held in Riyadh, Saudi Arabia, from October 19th to 20th, 2025. At the exhibition, SinoMac showcased its strong capabilities in railway technology, innovative solutions, and full lifecycle services, and engaged in in-depth exchanges with industry partners, customers, and experts from around the world to jointly explore future opportunities for rail transit development in the Middle East.
Focus on marine industry event, start a new chapter of marine development together–SinoMac Group Limited to exhibit at Marine & Offshore Vietnam 2025
Against the backdrop of the booming development of the global shipping and maritime industry, Vietnam International Maritime Expo 2025 (Marine & Offshore Vietnam) will be held in Ho Chi Minh City, Vietnam from 19th to 21st November. As one of the most influential maritime events in Southeast Asia, this exhibition brings together top enterprises and innovations in the fields of global shipbuilding, offshore engineering, port equipment, new energy ship technology, etc., and provides an international platform for industry colleagues to exchange and co-operate and explore the market.
SinoMac Group Limited made its debut at the 2025 Indonesia International Construction Machinery, Mining and Concrete Exhibition.
The International Exhibition of Engineering Machinery, Mining, and Concrete (Mining Indonesia) will be held in Jakarta, Indonesia, from September 17 to 20, 2025. As one of the most influential mining exhibitions in Southeast Asia, Mining Indonesia provides a professional platform for enterprises, experts, and practitioners in the global mining sector to showcase cutting-edge technologies, exchange industry insights, and explore collaborative opportunities.
2025 Russian International Railway and Rail Transit Exhibition: SinoMac invites you to join the industry feast
From August 28 to 31, 2025, the highly anticipated biennial Russian International Railway and Rail Transit Exhibition (PRO/Motion Expo) will be held in St. Petersburg. The exhibition is the largest and most professional railway and transportation exhibition in Eastern Europe and Central Asia. PRO/Motion Expo brings together industry elites, corporate representatives and professional visitors from all over the world to witness the latest development achievements and cutting-edge trends in the railway and rail transit industry. Here, many internationally renowned companies will showcase their latest technologies, products and solutions, covering railway infrastructure construction, train manufacturing, communication and signal systems, intelligent transportation and other fields. From advanced train design and manufacturing technology to efficient railway operation and management solutions; from innovative rail material research and development to intelligent railway communication and control systems, various cutting-edge technologies and innovative achievements will be presented one by one, bringing a wonderful industry feast to the participants.
SinoMac actively participated in the International Railway and Rail Transit Exhibition in Berlin, Germany, to explore the new future of the industry
SinoMac actively participated in the International Railway and Rail Transit Exhibition in Berlin, Germany, to explore the new future of the industry
SinoMac Company participated in the Saudi International Railway and National Highway Transportation Exhibition to explore new opportunities in the industry
The highly anticipated Middle East Saudi International Railway and National Road Transportation Exhibition (SAUDI RAIL) will be grandly opened in Riyadh, the capital of Saudi Arabia, from October 19 to 20, 2025. As an annual event in the field of rail transportation in the region, this exhibition focuses on Saudi Arabia's grand blueprint for rebuilding the future new city. With its strong industry influence and extensive market radiation, it has attracted many industry elites and enterprises to participate actively. The market heat continues to rise, showing a booming development trend.
