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186398 TW Turbine Wheel for Caterpillar Turbocharger Replacement

Aftermarket replacement turbine wheel, part number FOR 186398 TW, for Caterpillar applications. Verify engine code and OEM reference numbers before ordering. Volume pricing and worldwide shipping available.

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

Type Turbine wheel On backorder — orders accepted Part # FOR 186398 TW Packing N/A
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12-Month Warranty Worldwide shipping excluding Canada and China. OEM-Grade Quality

This aftermarket replacement turbine wheel, part number FOR 186398 TW, is designed for Caterpillar engine applications. Verify your specific engine code and OEM reference numbers before ordering to ensure correct fitment for your turbocharger rebuild or replacement project.

Key Specifications

  • Part Number: FOR 186398 TW
  • Product Type: Turbine wheel
  • Application Clue: Caterpillar engine applications
  • Packing: N/A
  • Gross Weight: Not specified
  • OEM Reference Numbers: Not listed in current data

Verify the part number FOR 186398 TW against your specific engine code and turbocharger configuration. This component is a turbine wheel, not a complete turbocharger assembly, so confirm whether your rebuild or replacement project requires this specific wheel or a full unit.

Application & Compatibility

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

  • Caterpillar

This turbine wheel is listed for Caterpillar engine applications. The part number FOR 186398 TW serves as a reference point for buyers to verify fitment against their specific turbocharger configuration. Because no OEM reference numbers are currently listed in the product data, cross-checking the part number against your engine service manual is essential. Confirm that the turbine wheel dimensions and mounting details match your existing turbocharger before proceeding with a rebuild or replacement order.

Technical Notes

The turbine wheel is a critical rotating component within the turbocharger assembly, responsible for converting exhaust gas energy into rotational force. For part number FOR 186398 TW, the wheel design is specific to the Caterpillar engine application listed in the product data. Because no OEM reference numbers are currently provided, buyers must verify the wheel's dimensions, mounting details, and balance characteristics against their specific turbocharger configuration. Technical fitment support is available to assist with reference checking this component against your engine service manual or existing turbo unit. Confirm that the wheel material and geometry align with your rebuild requirements before finalizing the order.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors sourcing FOR 186398 TW turbine wheels for Caterpillar applications. Volume pricing is available for bulk orders, and worldwide shipping ensures timely delivery to your facility. Our technical fitment support team assists with reference checking part numbers and verifying engine-specific requirements before shipment. Contact us to confirm stock availability and request a quote for your rebuild or replacement project.

Product FAQ

Photograph the part number label, packaging, and any visible defects upon receipt. Record the OEM reference numbers and engine application details to support technical fitment support inquiries.

Cross-check the current OEM reference numbers against your engine's service manual. Verify that the FOR 186398 TW part number matches the active reference before placing a B2B order.

Casting numbers identify the manufacturing batch or mold, while OE reference numbers identify the specific part application. Use OE reference numbers to confirm fitment for your Caterpillar engine.

No, FOR 186398 TW is a turbine wheel component, not a complete turbocharger. It is used as a replacement part within a turbocharger rebuild or assembly.

OTHER 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 OTHER.

Compatibility Verify part number FOR 186398 TW, engine code, vehicle application, production year, and OEM reference numbers before ordering. This part is listed for Caterpillar applications; confirm fitment against your specific turbo configuration.

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Frequently Asked Questions

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

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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

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

Turbine Housing

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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.

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