| Part no. | Cylinder Block 6150-21-1103/6151-25-1302 | Material | Iron |
| Type | Cylinder Block | Weight | |
| Engine No. | 6D125-5(s) | Transport Package | Wooden Box |
| Trademark | DIRON | Origin | Luoyang City |
| HS Code | 84099991 | Production Capacity | 5000PCS/Year |
Item Model:Block 6150-21-1103/6151-25-1302
Date First Listed:2025/06/03
Manufacturer:Diron Parts
Part Number:Block 6150-21-1103/6151-25-1302
Part Type:Cylinder Block
Compatible Equipment:6D125-5(s)Diesel Engine suitable for Komatsu excavator PC400-5

The Cylinder Block 6150-21-1103 is a key component for Komatsu's 6D125 series engines, including models such as the 6D125-1A, 6D125-1AB, 6D125-1AF, and others. This cylinder block is specifically designed to fit heavy-duty applications, including construction and industrial machinery, where Komatsu engines are widely used.
Compatibility: This cylinder block is compatible with various configurations of the 6D125 engine series, making it a versatile choice for maintaining or rebuilding these engines.
Material Quality: Manufactured using high-grade cast iron or alloy materials to withstand high pressures and temperatures typically encountered in heavy-duty operations.
Design Precision: Engineered with exact tolerances to ensure proper alignment and sealing with engine components like pistons, liners, and gaskets, promoting optimal engine performance and durability.
The cylinder block is primarily used in Komatsu heavy machinery, such as bulldozers, excavators, and loaders, powered by the 6D125 engines. These engines are known for their reliability and performance in demanding environments.