168146 S400 Turbine Wheel Replacement for Komatsu PC400-7

This 168146 S400 turbine wheel serves as an aftermarket replacement for Komatsu PC400-7 excavators equipped with the SAA6D125E-3 engine. Designed for heavy-duty turbocharger rebuilds, this component references OE numbers such as 171924 TW and 315425 TW. Verify your specific turbo model and shaft specifications before ordering to ensure proper fitment and reliable operation.

Key Specifications

This S400 turbine wheel is identified by part number 168146 and serves as a replacement component for Komatsu heavy equipment. The unit weighs approximately 1.8 kg, facilitating handling during turbocharger rebuilds. It references multiple OEM numbers, including 171924 TW, 315425 TW, and 316594 TW, to assist in reference checking. Buyers should verify the shaft diameter and wheel profile against their existing assembly. This specification sheet supports accurate identification for fleet maintenance and repair shop inventory planning.

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

This turbine wheel is listed for Komatsu PC400-7 excavators equipped with the SAA6D125E-3 engine. It serves as a replacement application for S400 turbocharger assemblies. Buyers should verify the specific engine code and vehicle model against their equipment records. This part references multiple OEM numbers, including 171924 TW and 315425 TW, to assist in identification. Confirm your existing turbo model and shaft specifications before ordering to ensure proper fitment. Technical support is available to help verify application details.

Technical Notes

Inspect the turbine wheel for cracks, heat discoloration, or blade erosion before installation. Verify that the shaft bore diameter matches the original S400 assembly specifications to ensure balanced operation. Check for foreign object damage (FOD) in the exhaust system, as debris can cause immediate failure. Confirm the wheel profile aligns with the compressor housing design. Proper inspection helps maintain turbocharger efficiency and prevents premature wear during heavy-duty Komatsu PC400-7 operations.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for bulk orders of the 168146 turbine wheel. Worldwide shipping is available for this 1.8 kg component, ensuring timely delivery to repair shops and distributors. Our technical team provides fitment support to help verify OEM reference numbers like 171924 TW and 315425 TW. Contact us to confirm application details for Komatsu PC400-7 SAA6D125E-3 engines before placing your order.