4040378 HE221W Turbocharger Replacement for Cummins

This aftermarket 4040378 HE221W turbocharger serves as a replacement unit for Cummins engine applications. Designed to reference OEM numbers 4040379 and 4955271, it supports B2B buyers seeking verified fitment and reliable performance for heavy-duty diesel systems.

Key Specifications

This HE221W turbocharger assembly is identified by part number 4040378. It serves as an aftermarket replacement unit for Cummins engine applications. The unit references OEM numbers 4040379 and 4955271 for cross-verification purposes. Buyers should confirm these reference numbers against their specific engine service manuals. This ensures the correct turbo model matches the vehicle's mounting and flow requirements. Accurate identification prevents installation errors and reduces downtime for fleet maintenance operations.

Application & Compatibility

This HE221W turbocharger is listed for Cummins engine applications. Use OEM reference numbers 4040379 and 4955271 to help confirm fitment for your specific vehicle. Always verify the part number 4040378 against your engine service manual or OEM parts catalog before ordering. Fitment may vary by production year, engine variant, and regional market specifications. Contact our technical support team to validate compatibility with your exact engine configuration and mounting requirements.

Technical Notes

The HE221W turbocharger assembly is designed for heavy-duty diesel applications. This unit features a standard housing configuration suitable for Cummins engine replacements. Buyers should verify oil inlet and outlet port positions match their specific engine block. Check exhaust flange bolt patterns and compressor inlet diameter to ensure proper alignment. Confirm that the actuator arm travel and actuator details meet your vehicle's boost requirements. Pre-shipment inspection ensures all mounting details are secure and free from shipping damage.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for the 4040378 HE221W turbocharger. Worldwide shipping is available for this aftermarket replacement unit. Our team provides technical fitment support to help verify part numbers and OEM references before ordering. Contact us to discuss bulk orders or specific Cummins engine applications. We ensure secure packing and timely dispatch for your fleet maintenance needs.

Efficient inventory planning is supported by standardized packaging dimensions of 21x23x26 cm and a gross weight of 9 kg. These specifications assist distributors and repair shops in calculating freight costs and optimizing warehouse space for the 4040378 HE221W turbocharger. LeadTurbo provides secure packing to protect the unit during worldwide shipping. Buyers can rely on consistent supply chain performance for fleet maintenance operations. Technical support remains available to assist with part verification and order processing.