Product image unavailable. Placeholder image only.

1P9373 4LE-504 Turbocharger Replacement for CAT 3176C

Aftermarket 1P9373 4LE-504 turbocharger for CAT 3176C. Verify part number, engine, and OEM reference 155550 before ordering. B2B support available.

Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .

Type Turbocharger On backorder — orders accepted Part # 1P9373 Models 4LE-504 Weight 22.00 kg Packing 26*30*33
Cross Reference 155550
Request Quote
Send an Inquiry
12-Month Warranty Shipping to Canada only. OEM-Grade Quality

This aftermarket 1P9373 4LE-504 turbocharger is a replacement unit for CAT 3176C engines, including Caterpillar 345B earth moving applications. It is listed for reference against OEM number 155550, with technical fitment support available to verify part number, engine code, and application details before ordering.

Key Specifications

  • Part Number: 1P9373
  • Product Type: Turbocharger
  • Turbo Model: 4LE-504
  • OEM Reference: 155550
  • Gross Weight: 22 kg
  • Packing Dimensions: 26 x 30 x 33 cm
  • Application Clue: CAT 3176C / CAT EARTH MOVING 345B

These specifications help buyers verify the physical unit against their purchase order and engine requirements. Confirm the part number 1P9373 and model 4LE-504 match your records before dispatch.

Application & Compatibility

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

  • Caterpillar > CAT > CAT EARTH MOVING 345B > CAT 3176C

This aftermarket 1P9373 turbocharger is listed for CAT 3176C engines, specifically within Caterpillar 345B earth moving applications. The unit is associated with OEM reference number 155550, which serves as a key identifier for verifying fitment. Buyers should confirm that the part number 1P9373 and turbo model 4LE-504 match their specific engine records and production year. Technical fitment support is available to help validate these details against your equipment specifications before ordering. This verification step ensures the replacement application aligns with your operational requirements.

Technical Notes

The 4LE-504 turbo model is a large-displacement unit designed for heavy-duty industrial and earth moving applications. For the 1P9373 replacement, verify the turbine housing and compressor housing dimensions against your existing unit to ensure proper alignment. Confirm that the shaft seal and bearing housing configuration match the CAT 3176C engine requirements. Buyers should check the OEM reference 155550 to validate the specific turbocharger variant required for their equipment. Technical fitment support is available to assist with these verification steps before dispatch.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the 1P9373 4LE-504 turbocharger. Worldwide shipping is available for this 22 kg unit, packed in 26 x 30 x 33 cm dimensions. Technical fitment support is provided to verify part number, engine code, and OEM reference 155550 before dispatch. Contact our team to confirm application details for CAT 3176C equipment.

Product FAQ

Confirm the bypass valve mechanism matches the CAT 3176C engine requirements. Verify operation against OEM reference 155550 to ensure stable operation.

Review the bearing housing specifications for the 4LE-504 model. Ensure the load capacity supports the CAT 3176C operating conditions before installation.

Check the journal bearing material and design for the 1P9373 unit. Verify it aligns with the CAT 3176C application to ensure replacement reliability.

The primary OEM reference number associated with this part is 155550. Use this reference to help confirm fitment for CAT 3176C applications.

CAT and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by CAT.

Compatibility Verify part number 1P9373, engine code CAT 3176C, vehicle application CAT EARTH MOVING 345B, and OEM reference 155550 before ordering. Confirm turbo configuration and production year for fitment accuracy.

Customer Reviews

Share installation notes, fitment feedback, or service experience for this product.

No customer reviews have been added for this product yet.

5/5

For More Information

Frequently Asked Questions

What types of turbocharger spare parts do you offer? Warranty, shipping, quality and more.

Turbochargers

Complete Turbo Units

Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.

CHRA Core

CHRA / Core Assemblies

Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.

Turbine Wheel

Turbine Wheels & Shafts

Precision-balanced turbine shafts engineered from inside out for superior durability.

Turbine Housing

Turbine Housings

Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.

Compressor Housing

Compressor Housings

OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.

Bearing Housing

Bearing Housings

Rock-solid platform engineered for high-output rebuilds — the foundation for performance.

Compressor Wheels

Compressor Wheels

Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.

You May Also Need