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4035721 HX25 Turbocharger Replacement for Cummins 4BT 100HP

Type Turbocharger Part # 4035721 Models HX25 Weight 8.00 kg Packing 21*23*26
Cross Reference 4035720
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12-Month Warranty Worldwide Shipping OEM-Grade Quality

This 4035721 HX25 turbocharger serves as an aftermarket replacement for Cummins 4BT 100HP industrial engines. Designed to reference OEM number 4035720, this unit supports B2B buyers seeking reliable turbo replacements with verified fitment details and technical support.

Key Specifications

This HX25 turbocharger is identified by part number 4035721 and serves as an aftermarket replacement for Cummins 4BT 100HP industrial engines. The unit references OEM number 4035720, helping buyers confirm fitment against existing equipment. Key physical specifications include a gross weight of 8 kg and compact packing dimensions of 21x23x26 cm. These details assist logistics teams in planning storage and handling. Buyers should verify the turbo model and housing configuration match their specific engine setup before finalizing orders.

Application & Compatibility

This HX25 turbocharger is listed for Cummins 4BT 100HP industrial engine applications. Buyers should verify that the unit matches their specific engine configuration and OEM reference number 4035720. Fitment depends on exact housing flanges, actuator connections, and intake/exhaust port dimensions. Always compare the physical tag on your existing turbocharger with the supplied part number 4035721. Confirm all mounting details and related electrical detail locations align with your current setup before ordering. Technical support is available to assist with verification.

Technical Notes

This HX25 turbocharger is designed for industrial Cummins 4BT 100HP engines. Buyers should verify that the compressor and turbine housing flanges match their existing setup. Check the actuator arm position and exhaust manifold bolt pattern to ensure proper alignment. Confirm that the oil inlet and outlet connections correspond to your engine's lubrication system. Inspect the shaft play and bearing condition if rebuilding. Always cross-reference the physical tag on your old unit with part number 4035721 and OEM reference 4035720 before finalizing your order.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for the 4035721 HX25 turbocharger. Worldwide shipping is available for this 8 kg unit, packed in 21x23x26 cm cartons. Technical fitment support helps verify housing details and OEM reference 4035720 before ordering. Contact our team to confirm application specifics and secure competitive rates for Cummins 4BT 100HP replacements.

Product FAQ

This unit references OEM number 4035720. Buyers should compare this reference with their existing unit to help confirm fitment for Cummins 4BT applications.

Compare the part number 4035721 and model HX25 on the nameplate. Verify that the housing flanges and actuator connections match your current setup.

The unit ships in a carton measuring 21x23x26 cm with a gross weight of 8 kg. This packaging is designed to protect the turbocharger during worldwide transit.

No, fitment varies by engine configuration and year. Verify your specific engine code and OEM reference numbers to ensure this HX25 replacement is correct.

CUMMINS 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 CUMMINS.

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Frequently Asked Questions

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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.