6156-81-8150 S400 Turbocharger Core for Komatsu PC400-7

This aftermarket S400 core assembly is a replacement component for FOR 6156-81-8150, designed for Komatsu PC400-7 and SAA6D125E-3 engine applications. The unit includes the central bearing housing, compressor wheel, and turbine wheel, serving as an aftermarket replacement core for heavy equipment maintenance.

Key Specifications

• Part Number: FOR 6156-81-8150
• Product Type: Turbocharger Core (CHRA)
• Turbo Model: S400
• Gross Weight: 10 kg
• Packing Dimensions: 21 x 23 x 26 cm
• OEM Reference Numbers: 14877100004, 1487-710-0004, 318715, FOR 318632, FOR 318714, FOR 319448, FOR 319460, FOR 319475, FOR 319494, FOR 6156-81-8170

This core assembly features a central bearing housing connecting the compressor and turbine wheels. The unit includes a large circular mounting flange with bolt holes and a threaded shaft stud. Visible oil or coolant passages are present in the central housing. Buyers should verify the mounting flange bolt pattern and stud thread pitch against their existing unit to ensure correct installation.

Application & Compatibility

Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:

• KOMATSU > KOMATSU PC400-7 > KOMATSU SAA6D125E-3
• KOMATSU > KOMATSU WA450 > KOMATSU P139
• KOMATSU > KOMATSU WA480 > KOMATSU SAA6D125E-3 296HP

This S400 core assembly is listed for Komatsu PC400-7, WA450, and WA480 applications. Reference engine codes include SAA6D125E-3 and P139. Buyers should verify the specific turbo configuration and OEM reference numbers against their unit before ordering. Representative OEM references include 14877100004, 1487-710-0004, and 318715. Cross-check these numbers with your existing core to confirm fitment for your specific Komatsu model and production year.

Technical Notes

The S400 core assembly features a central bearing housing connecting the compressor and turbine wheels, with visible oil or coolant passages in the housing. The unit includes a large circular mounting flange with bolt holes and a threaded shaft stud. Buyers should verify the mounting flange bolt pattern and stud thread pitch against their existing unit to ensure correct installation. Technical fitment support is available to assist with verification of these physical characteristics before ordering.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing and worldwide shipping for this S400 core. Technical fitment support is available to help verify part number FOR 6156-81-8150, engine code, and OEM reference numbers against your specific Komatsu PC400-7, WA450, or WA480 unit. Contact our team with your application details to confirm the correct core assembly before placing an order. This service helps repair shops, rebuilders, and fleet parts buyers ensure the replacement application matches their equipment configuration.