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4035439 HX40W Turbocharger Replacement for Cummins ISC

Aftermarket 4035439 HX40W turbocharger for Cummins ISC applications. Reference OE numbers 4036381 and 4955672. Verify engine code and vehicle fitment before ordering.

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

Type Turbocharger On backorder — orders accepted Part # 4035439 Models HX40W Weight 16.00 kg Packing 26*30*33
Cross Reference 4036381
Show more cross references 4036381 4955672
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12-Month Warranty Worldwide shipping excluding Canada and China. OEM-Grade Quality

The 4035439 HX40W turbocharger is an aftermarket replacement unit designed for Cummins ISC engine applications. This assembly serves as a replacement part for heavy-duty trucks and buses, including Freightliner, Kenworth T300/T370, and Blue Bird models. Buyers should verify the specific engine code and OEM reference numbers 4036381 or 4955672 to confirm fitment before ordering.

Key Specifications

  • Part Number: 4035439
  • Product Type: Turbocharger
  • Turbo Model: HX40W
  • Engine Application: Cummins ISC
  • Packing Dimensions: 26 x 30 x 33 cm
  • Gross Weight: 16 kg
  • OEM Reference Numbers: 4036381, 4955672

These specifications help buyers verify the physical dimensions and weight for shipping calculations. The listed OEM reference numbers serve as key identifiers for cross-checking against existing equipment labels.

Application & Compatibility

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

This HX40W turbocharger is listed for Cummins ISC engine applications in heavy-duty trucks and buses. Reference OE numbers 4036381 and 4955672 are associated with this part for verification purposes. Buyers should confirm the specific engine code and vehicle model before ordering. Application clues include:

  • Freightliner > CUMMINS ISC
  • Blue Bird > CUMMINS ISC
  • FORD > CUMMINS ISC
  • Kenworth > T300; T370 > T300; T370 Medium-duty truck > CUMMINS ISC
  • Thomas Built Buses > Saf-T-Liner HDX; Saf-T-Liner MVP EF; Saf-T-Liner MVP ER > Saf-T-Liner HDX; Saf-T-Liner MVP EF; Saf-T-Liner MVP ER School bus > CUMMINS ISC
  • VOLKSWAGEN > CUMMINS ISC
  • Freightliner > CUMMINS ISC
  • Blue Bird > CUMMINS ISC
  • FORD > CUMMINS ISC
  • Kenworth T300; T370 Medium-duty truck > CUMMINS ISC
  • Thomas Built Buses Saf-T-Liner HDX; MVP EF; MVP ER School bus > CUMMINS ISC
  • VOLKSWAGEN > CUMMINS ISC

Verify that the turbo configuration matches your specific unit.

Technical Notes

The HX40W turbocharger is a fixed-geometry unit designed for Cummins ISC engine applications. This model is associated with heavy-duty truck and bus fleets, including Freightliner, Kenworth T300/T370, and Blue Bird vehicles. Buyers should verify the specific engine code and OEM reference numbers 4036381 or 4955672 to confirm fitment before ordering. The 16 kg gross weight and 26 x 30 x 33 cm packing dimensions support accurate shipping calculations and warehouse handling. Technical fitment support is available to assist with verifying turbo configuration against your specific unit.

B2B Supply

LeadTurbo supports B2B buyers including repair shops, rebuilders, and fleet parts distributors. Volume pricing is available for bulk orders of the 4035439 HX40W turbocharger. Worldwide shipping is offered to ensure timely delivery for critical fleet maintenance. Technical fitment support is available to help verify engine codes and OEM reference numbers 4036381 or 4955672 before payment. Contact our team with your specific vehicle application and quantity for a custom quote.

Product FAQ

Send the old turbo label, engine code, and vehicle VIN. This helps verify if the HX40W model matches your Cummins ISC application and OE references 4036381 or 4955672.

If the label shows a different number than 4036381 or 4955672, contact technical support with photos. We will check if the 4035439 HX40W is a valid replacement application for your specific unit.

Compare the turbine and compressor wheel dimensions. Ensure the HX40W geometry matches the specific engine variant, as different Cummins ISC versions may require distinct turbo configurations.

Yes, volume pricing is available for distributors and fleet parts buyers. Contact us with your required quantity for a custom quote on the 4035439 HX40W turbocharger.

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 4035439, engine code, vehicle application, production year, and OEM reference numbers 4036381 or 4955672 before ordering. Confirm turbo configuration matches your specific Cummins ISC application.

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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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