4031173 HX55W Turbocharger Replacement for Volvo MD13

This aftermarket 4031173 HX55W turbocharger serves as a replacement unit for Volvo MD13 engines producing 460-540HP. Designed for heavy-duty truck applications, it references OE numbers 21168744 and 2836582 to assist buyers in verifying fitment before ordering.

Key Specifications

This HX55W turbocharger assembly is identified by part number 4031173. It is designed as an aftermarket replacement for Volvo MD13 engines, specifically those in the 460-540HP range. The unit references OE numbers 21168744, 2836582, 3790513, and 4047780 to assist with cross-checking. Buyers should verify these reference numbers against their existing hardware to ensure correct identification. The product is supplied as a complete turbocharger unit, ready for installation in heavy-duty truck applications. Always confirm the specific engine variant and turbo configuration before finalizing your order to avoid fitment issues.

Application & Compatibility

This unit is listed for Volvo MD13 engines in the 460-540HP range. It serves as a replacement application for heavy-duty truck turbo systems. Buyers should verify the specific engine variant and turbo configuration before ordering. Cross-check OEM reference numbers 21168744, 2836582, 3790513, and 4047780 against your existing hardware. Confirm that the physical mounting details and oil connections match your vehicle setup. Always validate fitment with your technical team to ensure proper installation.

Technical Notes

The HX55W model is engineered for heavy-duty diesel applications, supporting the high airflow demands of Volvo MD13 engines. This unit is designed to restore boost pressure and engine efficiency in 460-540HP truck variants. Buyers should inspect the compressor and turbine housings for cracks or damage before installation. Ensure all oil lines are clean to prevent contamination of the bearing assembly. Verify that the turbocharger shaft rotates freely without excessive play. Proper installation requires checking all mounting bolts and seals to maintain system integrity and prevent leaks during operation.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing and worldwide shipping for the 4031173 HX55W turbocharger. Technical fitment support is available to assist with verification before ordering. Contact our sales team for current stock levels and freight estimates. We provide detailed documentation to help confirm application details for Volvo MD13 engines. Bulk orders are processed efficiently to minimize downtime for repair shops and distributors.