4036658 HX40W Turbocharger Replacement for Cummins ISC Engines

The 4036658 HX40W turbocharger is an aftermarket replacement unit designed for Cummins ISC engines in commercial vehicles. This part serves as an aftermarket replacement application for Freightliner, Ford, and Kenworth trucks, as well as Blue Bird and Thomas Built Buses. Buyers should verify the specific engine code and OEM reference numbers 4036659 or 4089823 against their existing unit to ensure correct fitment before ordering.

Key Specifications

• Part Number: 4036658
• Product Type: Turbocharger
• Turbo Model: HX40W
• OEM Reference Numbers: 4036659, 4089823
• Packing Dimensions: 26 x 30 x 33 cm
• Gross Weight: 16 kg

These specifications help B2B buyers verify the physical unit against their existing installation. Cross-check the part number 4036658 and the HX40W model designation against the old turbo label. Confirm that the packing dimensions and gross weight align with your shipping and storage requirements. Use the listed OEM reference numbers 4036659 and 4089823 as verification clues to ensure the replacement application matches your specific Cummins ISC engine configuration.

Application & Compatibility

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

• 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

This HX40W turbocharger is listed for Cummins ISC engine applications across multiple commercial vehicle platforms. Reference applications include Freightliner, Ford, and Kenworth T300/T370 medium-duty trucks, as well as Blue Bird and Thomas Built Buses school bus models. Buyers should verify the specific engine code and production year against their existing unit. Cross-check the old turbo label against OEM reference numbers 4036659 or 4089823 to confirm the correct replacement application. If the label shows a different number, contact technical support with a photo to ensure the HX40W configuration matches your specific installation before ordering.

Technical Notes

The HX40W turbocharger is a fixed-geometry unit designed for Cummins ISC engine applications. This model is associated with medium-duty truck and school bus platforms, including Freightliner, Ford, Kenworth T300/T370, Blue Bird, and Thomas Built Buses. Buyers should verify the specific engine code and production year against their existing unit. Cross-check the old turbo label against OEM reference numbers 4036659 or 4089823 to confirm the correct replacement application. If the label shows a different number, contact technical support with a photo to ensure the HX40W configuration matches your specific installation before ordering.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing and worldwide shipping for the 4036658 HX40W turbocharger. Technical fitment support is available to help verify the unit against your specific Cummins ISC installation. Before placing an order, confirm the part number, engine code, and OEM reference numbers 4036659 or 4089823. This ensures the replacement application matches your fleet or commercial vehicle requirements.