4N8123 Compressor Housing for CAT 3408 & 3406 Engines

This aftermarket 4N8123 compressor housing is a replacement component for turbo model 4MF731 5 00, listed for Caterpillar CAT 3408 and 3406 engine applications. It serves as a reference part for heavy-duty fleet maintenance, with OEM reference 156186 provided to help confirm fitment before ordering.

Key Specifications

• Part Number: 4N8123
• Product Type: Compressor Housing
• Turbo Model: 4MF731 5 00
• OEM Reference: 156186
• Application Clues: Caterpillar CAT 3408, CAT 3406, CAT 322D, CAT D8N, and 769C off-highway trucks
• Packing: N/A
• Gross Weight: Not specified

These factual fields help buyers cross-check their existing turbocharger assemblies and engine documentation. Use the part number and OEM reference to verify the specific turbo configuration before placing an order.

Application & Compatibility

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

• Caterpillar > CAT > CAT 322D > CAT 3408
• Caterpillar > CAT > CAT D8N > CAT 3406
• Caterpillar > Caterpillar 3406 > Caterpillar 3406C Pump Drive Engine > Caterpillar 3406C
• Caterpillar > Caterpillar 769 > Caterpillar 769C Off-Highway Truck > Caterpillar 3408
• Caterpillar > 3408

This compressor housing is listed for reference applications including Caterpillar CAT 322D and CAT D8N vehicles, as well as CAT 3408 and 3406 engine configurations. It is also associated with Caterpillar 769C off-highway trucks and 3406C pump drive engines. These application paths serve as verification clues for buyers identifying the correct turbocharger component. Before ordering, cross-check the part number 4N8123 and OEM reference 156186 against your specific engine documentation. Confirm the turbo model 4MF731 5 00 matches your existing assembly to ensure the replacement application is appropriate for your fleet or rebuild project.

Technical Notes

The 4N8123 compressor housing is a replacement component for turbo model 4MF731 5 00, associated with Caterpillar CAT 3408 and 3406 engine applications. Buyers should verify the part number and OEM reference 156186 against their specific engine documentation to confirm the replacement application. Technical fitment support is available to assist with verifying turbo configuration and production year before placing an order. This ensures the compressor housing matches the existing assembly in your fleet or rebuild project.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for verified 4N8123 compressor housing orders. Technical fitment support is available to confirm turbo model 4MF731 5 00 and OEM reference 156186 against your specific CAT 3408 or 3406 engine documentation. Worldwide shipping is available for domestic and international fleet parts buyers. For wholesale inquiries, confirm quantity, packing requirements, and destination details to streamline the supply process for your rebuild or maintenance projects.