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178475 AC-U Turbocharger Actuator for Caterpillar 3126B

Aftermarket FOR 178475 AC-U turbocharger actuator for Caterpillar 3126B applications. Verify engine code and OEM reference FOR 178475-U AC before ordering. Technical fitment support available.

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

Type Actuator On backorder — orders accepted Part # FOR 178475 AC-U Weight 0.80 kg Packing N/A
Cross Reference FOR 178475-U AC
US$ 15.00 / 1 pc(s)
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Subtotal: US$ 15.00

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12-Month Warranty Worldwide shipping excluding Canada and China. OEM-Grade Quality

This aftermarket FOR 178475 AC-U turbocharger actuator serves as a replacement component for Caterpillar 3126B engine applications. It is listed with OEM reference FOR 178475-U AC, allowing buyers to verify fitment against their specific equipment before ordering.

Key Specifications

  • Part Number: FOR 178475 AC-U
  • Product Type: Turbocharger Actuator
  • Application Clue: Caterpillar 3126B
  • OEM Reference: FOR 178475-U AC
  • Gross Weight: 0.8 kg
  • Packing: N/A
  • Image Available: No

Use these factual fields to cross-check your procurement records. The gross weight of 0.8 kg helps confirm the physical component matches your expected actuator size. Verify the OEM reference FOR 178475-U AC against your specific equipment documentation to ensure the correct part is selected for your Caterpillar 3126B application.

Application & Compatibility

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

  • Caterpillar > 3126B

This actuator is listed for Caterpillar 3126B engine applications. The application path serves as a reference clue for buyers to confirm fitment against their specific equipment. Verify the engine code 3126B and the OEM reference FOR 178475-U AC against your service documentation before ordering. This ensures the FOR 178475 AC-U actuator matches your specific turbocharger configuration. Do not assume universal compatibility across all Caterpillar models; confirm the exact part number and production year to avoid installation errors.

Technical Notes

The FOR 178475 AC-U actuator is a mechanical component designed to control turbocharger boost pressure. It operates within the Caterpillar 3126B engine system, where precise actuation is critical for maintaining consistent performance. Buyers should verify the specific actuator type and mounting details against their service manual. Confirm that the OEM reference FOR 178475-U AC matches the equipment documentation. This verification step helps ensure the component aligns with the existing turbocharger setup. Do not assume universal fitment across different engine variants. Check the physical dimensions and connection points before installation.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the FOR 178475 AC-U actuator. Worldwide shipping is available for this Caterpillar 3126B replacement component. Our team provides technical fitment support to help verify the OEM reference FOR 178475-U AC against your specific equipment documentation. Contact us to confirm part number, engine code, and application details before placing an order. This ensures the correct actuator is selected for your fleet or repair needs.

Product FAQ

The supplied data lists FOR 178475-U AC as the representative OEM reference. Verify this number against your specific engine and vehicle configuration before ordering.

The application path indicates Caterpillar 3126B. Use this engine code to confirm fitment with your specific vehicle or equipment model before purchasing.

Choose this actuator if the turbine and compressor housings are intact and only the actuator mechanism is faulty. This reduces cost compared to a full turbocharger assembly.

The gross weight is 0.8 kg. Packing details are listed as N/A, so verify packaging requirements for your shipping method.

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 178475 AC-U, engine code 3126B, vehicle application, and OEM reference FOR 178475-U AC before ordering. Confirm turbo configuration and production year to ensure correct fitment.

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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.

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