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3801599 HT3B Turbocharger Replacement for Cummins NT855

Type Turbocharger Part # 3801599 Models HT3B Weight 26.00 kg Packing 34*34*38
Cross Reference 3522871
Show more cross references 3522871 3522872 3524202
US$ 230.00 / 1 pc(s)
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Subtotal: US$ 230.00

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12-Month Warranty Worldwide Shipping OEM-Grade Quality

This aftermarket 3801599 HT3B turbocharger serves as a replacement unit for Cummins NT855 engines. Designed for industrial and heavy-duty applications, it references OEM numbers 3522871, 3522872, and 3524202 to assist with fitment verification. Buyers should confirm engine specifications and mounting details before ordering to ensure proper application alignment.

Key Specifications

This HT3B turbocharger assembly is identified by part number 3801599. It serves as an aftermarket replacement unit for Cummins NT855 engine applications. The unit references OEM numbers 3522871, 3522872, and 3524202 to assist with reference checking. Key physical specifications include a gross weight of 26 kg. Standard packing dimensions are 34x34x38 cm, designed for secure transit. These details help buyers assess shipping logistics and handling requirements. Verify all mounting details and flange configurations against your specific engine setup before finalizing the order.

Application & Compatibility

This HT3B turbocharger is listed for Cummins NT855 engine applications. Buyers should verify the specific engine model and serial number to ensure proper alignment with their equipment. The unit references OEM numbers 3522871, 3522872, and 3524202 for cross-checking purposes. Confirm that mounting flanges and inlet/outlet configurations match your existing setup. Always validate fitment details with your technical team before finalizing the purchase to avoid installation issues.

Technical Notes

The HT3B model is designed for heavy-duty Cummins NT855 engine applications. Buyers should verify turbine housing dimensions and compressor inlet sizes against their specific unit. Check that the wastegate mechanism operates smoothly without binding. Inspect the shaft for proper end play and radial clearance before installation. Ensure all mounting flanges align correctly with the engine block. Confirm oil supply and drain line connections match the original setup. Proper alignment prevents premature wear and ensures stable boost pressure control during operation.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for the 3801599 HT3B turbocharger. Worldwide shipping is available for this 26 kg unit, packed securely in 34x34x38 cm cartons. Our technical team provides fitment support to help verify OEM references 3522871, 3522872, and 3524202 against your Cummins NT855 application. Contact us for bulk order quotes and detailed specification sheets. We ensure efficient logistics for repair shops, distributors, and fleet parts buyers seeking reliable aftermarket replacement solutions.

Product FAQ

This unit references OEM numbers 3522871, 3522872, and 3524202. Verify these against your engine documentation to confirm fitment.

Inspect the CHRA for smooth rotation and minimal axial movement. Ensure radial play is within manufacturer specifications for the HT3B model before installation.

Confirm the wastegate flapper moves freely and seats correctly in the turbine housing. Proper seating is critical for maintaining boost pressure control.

Measure the bypass port diameter to ensure it matches the supplied reference details. Incorrect sizing can affect exhaust flow and turbo performance.

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.