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37 25 3 6 6 Compressor Wheel 4.4L VISTA 4 EPA Tier 2 Diesel

Aftermarket replacement compressor wheel, part number 37 25 3 6 6. Reference application includes Caterpillar and Perkins 4.4L VISTA 4 EPA Tier 2 diesel engines. Verify part number and engine code before ordering.

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

Type Compressor wheel On backorder — orders accepted Part # 37 25 3 6 6 Packing N/A
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12-Month Warranty Worldwide shipping excluding Canada and China. OEM-Grade Quality

The 37 25 3 6 6 compressor wheel is an aftermarket replacement component designed for turbocharger assemblies in Caterpillar and Perkins 4.4L VISTA 4 EPA Tier 2 diesel engines. This part supports repair and rebuild operations for industrial and agricultural applications, including Massey Ferguson and Nissan G9U730 reference models. Buyers should verify part numbers and engine codes to confirm fitment before ordering.

Key Specifications

  • Part Number: 37 25 3 6 6
  • Product Type: Compressor wheel
  • Application Clues: Caterpillar 4.4L VISTA 4 EPA Tier 2, Perkins 4.4L T4.40, Massey Ferguson 4.4L VISTA 4, Nissan G9U730 2.5 DCI, Renault G9U 730 2.5 DCI
  • Packing: N/A
  • Gross Weight: 0 kg
  • Image Availability: Not provided
  • OEM Reference Numbers: None listed in input

This section lists the factual identifiers and application clues supplied for this part. Buyers should use these details to verify fitment against their specific turbocharger configuration and engine code before placing an order.

Application & Compatibility

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

  • Caterpillar > 4.4L VISTA 4 EPA TIER 2 DIESEL
  • Caterpillar > VISTA 4 EPA TIER 2
  • Massey Ferguson > 4.4L VISTA 4 EPA TIER 2 DIESEL
  • NISSAN > G9U730 2.5 DCI
  • OPEL > G9U 730
  • PERKINS > 4.4L 1104A-44T DIESEL
  • PERKINS > 4.4L T4.40 DIESEL
  • PERKINS > 4.4L T4.40
  • PERKINS > VISTA 4 EPA TIER 2
  • RENAULT > G9U 730 2.5 DCI 135
  • Vauxhall > G9U 730 2.5 DTI

This compressor wheel is listed for reference applications across Caterpillar, Perkins, Massey Ferguson, Nissan, Renault, Opel, and Vauxhall diesel engines. Key engine codes include the 4.4L VISTA 4 EPA Tier 2, Perkins 4.4L T4.40, and Nissan G9U730 2.5 DCI. Because emission standards and turbo configurations vary by production year and market, buyers must verify the specific engine code and OEM reference numbers against their vehicle or equipment. Confirm the compressor wheel part number 37 25 3 6 6 matches the existing component before ordering to ensure correct airflow and boost requirements for your specific application.

Technical Notes

The compressor wheel is a precision-machined component that determines airflow efficiency and boost pressure within the turbocharger. For the 37 25 3 6 6 part, verify the specific engine code and emission standard variant, such as EPA Tier 2, to ensure the wheel geometry matches your application. Technical fitment support is available to help confirm the correct wheel profile and balance requirements for your specific turbocharger configuration before shipment.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the 37 25 3 6 6 compressor wheel. Worldwide shipping is available for international orders. Our technical fitment support team can assist in verifying part numbers, engine codes, and OEM reference numbers to ensure the correct replacement application for your specific turbocharger configuration. Contact us with your application details for a customized quote.

Product FAQ

This compressor wheel is a reference application for Caterpillar and Perkins 4.4L VISTA 4 EPA Tier 2 diesel engines. It also lists reference applications for Massey Ferguson, Nissan G9U730, and Renault G9U 730 models.

Emission standard variants such as EPA Tier 2 may have different turbocharger configurations. Confirm the specific emission standard and engine code of your vehicle to ensure the compressor wheel matches the required airflow and boost requirements.

When replacing the 37 25 3 6 6 compressor wheel, inspect the turbine wheel, bearing housing, and compressor housing for wear. Replacing the entire CHRA/core assembly is often recommended to ensure balanced operation and stable performance.

Yes, volume pricing is available for B2B buyers and distributors. Contact our technical support team with your required quantity and application details to receive a customized quote.

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 37 25 3 6 6, engine code, vehicle application, production year, and OEM reference numbers before ordering. This part is a reference application for listed engines; confirm specific turbo configuration and emission standard variant.

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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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