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3800405 HX40W Turbocharger Replacement for Cummins 6CTAA

Type Turbocharger Part # 3800405 Models HX40W Weight 16.00 kg Packing 26*30*33
Cross Reference 3591021
Show more cross references 3591021 3591048 3591051 3591054 3592021 3598064 3598068 4044171 4044174 4044998 4044999
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12-Month Warranty Worldwide Shipping OEM-Grade Quality

This aftermarket HX40W turbocharger (part number 3800405) serves as a replacement unit for Cummins 6CTAA engines. Designed for industrial and heavy-duty applications, it references OE numbers such as 3591021 and 3591048 to assist buyers in confirming fitment. Verify your specific engine configuration and vehicle application details before ordering to ensure proper installation and operational reliability.

Key Specifications

This HX40W turbocharger assembly is identified by part number 3800405 and serves as an aftermarket replacement for Cummins 6CTAA engines. The unit references multiple OE numbers, including 3591021, 3591048, and 3591051, to assist buyers in verifying fitment. Each turbocharger ships in a standard carton measuring 26x30x33 cm with a gross weight of 16 kg. These specifications help distributors calculate freight costs and plan inventory storage. Verify your specific engine configuration and application details before ordering to ensure the correct replacement unit is selected for your fleet or repair project.

Application & Compatibility

This HX40W turbocharger is listed for Cummins 6CTAA engine applications. Buyers should verify fitment using the provided OEM reference numbers, such as 3591021, 3591048, and 3591051. These references help confirm the correct replacement unit for your specific engine configuration. Always cross-check your vehicle details and engine serial number before ordering to ensure proper installation and operational reliability.

Technical Notes

This HX40W turbocharger assembly is designed for industrial and heavy-duty Cummins 6CTAA engine applications. The unit features a standard housing configuration suitable for replacement in fleet maintenance and repair scenarios. Buyers should verify the physical dimensions and mounting details against their existing turbocharger to ensure proper alignment. Technical fitment support is available to assist with specific installation requirements and configuration checks.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for the 3800405 HX40W turbocharger. Worldwide shipping is available for bulk orders and single-unit replacements. Our team provides technical fitment support to help verify application details before purchase. Contact us for current stock levels and lead times for Cummins 6CTAA engine replacements. We assist distributors and repair shops in confirming part numbers and OEM references to streamline your inventory management.

Product FAQ

This HX40W turbocharger is associated with OE references including 3591021, 3591048, 3591051, and 3591054. Buyers should verify their specific engine application against these numbers.

Inspect the included gasket kit to ensure it contains all necessary seals for the Cummins 6CTAA application. Missing components may require separate ordering to complete the installation.

Verify the thread pitch of the mounting studs and nuts against the engine block specifications before installation. Incorrect thread pitch can lead to mounting failures or damage to the engine block.

The turbocharger ships in a carton measuring 26*30*33 cm with a gross weight of 16 kg. These dimensions help calculate freight costs for bulk orders and worldwide shipping.

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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Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.

CHRA Core

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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.