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Komatsu 6223-63-4200 Aftercooler Assembly
Komatsu 6223-63-4200 Aftercooler Assembly - Image 2
Komatsu 6223-63-4200 Aftercooler Assembly - Image 3
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Komatsu 6223-63-4200 Aftercooler Assembly


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OEM Cross-Reference & Compatibility Matrix

Manufacturer No.
6223-63-42006223634200
OEM Part No.
6223-63-42006223634200
Engine Part No.
Komatsu SAA6D108E-2AKomatsu SAA6D108E-2A-8Komatsu SAA6D108E-2A-C8Komatsu SAA6D108E-2C-8Komatsu SAA6D108E-2C-N8Komatsu SAA6D108E-2A-C
Fitment Vehicles
Komatsu PC300-6Komatsu PC300-6ZKomatsu PC300LC-6Komatsu PC300LC-6ZKomatsu PC350-6Komatsu PC350-6ZKomatsu PC300SC-6Komatsu PC350LC-6Komatsu PC350LC-6ZKomatsu PC340LC-6K-JKomatsu PC380LC-6K-JKomatsu PC340NLC-6Komatsu BR300S-1Komatsu CD110R-1

Engine System - Industrial Encyclopedia

The 6223-63-4200 aftercooler assembly is designed for Komatsu SAA6D108E diesel engines. It functions as a charge air cooler, reducing intake air temperature after turbocharging to increase air density and engine efficiency. This unit replaces OEM part numbers 6223-63-4200 and 6223634200. Applications include PC300-6, PC300-6Z, PC300LC-6, PC350-6, PC340LC-6, and PC340NLC-6 hydraulic excavators. Construction features aluminum plate-fin core with steel tanks for high-pressure durability.