Komatsu 6D125 Diesel Engine – Powerful Performance for Heavy-Duty Machinery

The Komatsu 6D125 is a robust inline 6-cylinder diesel engine engineered for demanding working conditions. Known for its high torque output, excellent durability, and stable operation, the 6D125 provides consistent power for large construction and mining equipment operating under continuous heavy loads.

Built with high-strength components and precision manufacturing, the 6D125 engine features an efficient cooling system and a reliable fuel injection system to ensure long service life and reduced downtime. Its rugged design allows it to perform efficiently in harsh environments such as earthmoving, quarrying, and mining operations.

The Komatsu 6D125 engine is widely used in bulldozers, wheel loaders, excavators, and other heavy industrial machinery, making it a trusted power solution for OEMs and aftermarket engine replacements.

⭐ Key Features

• Inline 6-Cylinder Heavy-Duty Design for high torque and stable output

• Reliable Fuel Injection System ensures efficient combustion

• Excellent Durability & Long Service Life under continuous heavy loads

• Efficient Cooling System for high-temperature environments

• Low Failure Rate & Proven Performance in mining and construction sites

• Easy Maintenance & OEM Compatibility

⭐ Technical Specifications

• Engine Model: Komatsu 6D125

• Engine Type: 4-stroke diesel engine

• Number of Cylinders: 6 (inline)

• Cooling System: Water-cooled

• Fuel System: Mechanical fuel injection

• Aspiration: Naturally aspirated / Turbocharged (depending on version)

• Displacement: Approx. 11.0 L

• Rated Power: Approx. 235–270 kW (depending on configuration)

• Starting System: 24V electric start

• Condition: Brand-new / OEM-compatible replacement