-Aftermarket-Replacement_Front_View_1024X1024.avif)
-Aftermarket-Replacement_Top_View_Of_45_Degrees_1024X1024.avif)
-Aftermarket-Replacement_Bottom_View_Of_45_Degrees_1024X1024.avif)
-Aftermarket-Replacement_Top_View_1024X1024.avif)
Click image to zoom
185605 Turbocharger for Mack ET673E (4LE556) - Aftermarket Replacement
Show more cross references
149750 180952 183384 183845 185308 185309 185311 185877 311644 631GC463 631GC463P1 631GC463P2 631GC463P3 631GC5103 631GC5103P2 631GC5103P4 631GC5103P7Subtotal: US$ 280.00
Send an InquiryThis 185605 turbocharger is an aftermarket replacement unit designed for Mack ET673E engine applications, specifically associated with the 4LE556 model. It serves as a direct replacement option for fleet parts buyers and repair shops seeking reliable turbocharger solutions for heavy-duty truck engines.
Key Specifications
- Part Number: 185605
- Reference Part Number: 149750
- Product Type: Turbocharger
- Turbo Model: 4LE556
- Reference Application: Mack ET673E
- Gross Weight: 19.5 kg
- Packing Dimensions: 32 x 27 x 34 cm
- Image Available: Yes
- Representative OEM Reference Numbers: 180952, 183384, 183845, 185308, 185309, 185311, 185877, 311644, 631GC463, 631GC463P1, 631GC463P2, 631GC463P3, 631GC5103, 631GC5103P2, 631GC5103P4, 631GC5103P7
Application & Compatibility
This unit is listed for use in Mack ET673E engine applications. The provided OEM reference numbers, including 180952 and 631GC463 variants, are for verification purposes only. Buyers must verify the part number, engine code, vehicle application, and specific turbo configuration against their existing unit before ordering. Fitment is not guaranteed for all variations of the listed models.
Technical Notes
The 4LE556 turbocharger model is associated with Mack heavy-duty engine systems. Ensure that the turbine and compressor housing flanges, as well as the actuator mounting points, match the original equipment. Verify oil line connections and exhaust manifold compatibility. This product is an aftermarket replacement and does not imply OEM authorization.
B2B Supply
LeadTurbo offers volume pricing for distributors, repair shops, and fleet parts buyers. Worldwide shipping is available for this item. Technical fitment support is provided to assist with verification and ordering. Contact our sales team for bulk inquiries and current stock levels.
Product FAQ
For More Information
Frequently Asked Questions
What types of turbocharger spare parts do you offer? Warranty, shipping, quality and more.
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.
-Aftermarket-Replacement_Top_View_Of_45_Degrees_128X128.webp)