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4037631 HX55W Turbocharger Replacement for Cummins QSM4
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4037631 4037632 4037635 4037636 4043713 4043714 4043717 4043718 4089861Subtotal: US$ 298.00
Send an InquiryThis aftermarket replacement turbocharger, part number 4037631 (model HX55W), is designed for Cummins QSM4 Tier 3 engines used in truck and front-end loader applications. It serves as a direct replacement for units failing due to wear or damage, helping restore engine performance.
Key Specifications
- Part Number: 4037631
- Product Type: Turbocharger
- Turbo Model: HX55W
- Gross Weight: 28 kg
- Packing Dimensions: 35x34x43 cm
- Image Available: Yes
- Representative OEM Reference Numbers: 4037632, 4037635, 4037636, 4043713, 4043714, 4043717, 4043718, 4089861, 4089863
Application & Compatibility
This unit is listed for replacement applications involving Cummins QSM4 Tier 3 engines, commonly found in heavy-duty trucks and front-end loaders. The following OEM reference numbers are associated with this product for verification purposes: 4037632, 4037635, 4037636, 4043713, 4043714, 4043717, 4043718, 4089861, and 4089863. Buyers must verify the part number, engine code, vehicle application, and production year before ordering to ensure proper fitment. This is an aftermarket replacement application; confirm compatibility with your specific unit.
Technical Notes
The HX55W series is a standard turbocharger configuration. Verify the turbine and compressor housing orientation, shaft seal type, and actuator specifications against your original unit. Ensure all mounting flanges and oil/water connections match the OEM design. Pre-shipment inspection is recommended to confirm physical condition and dimensional accuracy.
B2B Supply
LeadTurbo provides technical fitment support and volume pricing for distributors, repair shops, and fleet parts buyers. Worldwide shipping is available for bulk orders. Contact our sales team for current stock levels and lead times. Verify all reference numbers before placing large orders to streamline procurement.
Product FAQ
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Frequently Asked Questions
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Complete Turbo Units
Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.
CHRA / Core Assemblies
Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.
Turbine Wheels & Shafts
Precision-balanced turbine shafts engineered from inside out for superior durability.
Turbine Housings
Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.
Compressor Housings
OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.
Bearing Housings
Rock-solid platform engineered for high-output rebuilds — the foundation for performance.
Compressor Wheels
Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.
