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2674A827 GT2556S Turbocharger Replacement for Perkins 4.4L
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3159721 315-9721 768524-0025 768524-25 768524-5025 785827-0025 785827-25Subtotal: US$ 140.00
Send an InquiryThis 2674A827 GT2556S turbocharger is an aftermarket replacement unit designed for Perkins 4.4L engines in agricultural tractor applications. It serves as a direct replacement reference for units identified by part number 2674A827 and associated OEM references.
Key Specifications
- Part Number: 2674A827
- Turbo Model: GT2556S
- Product Type: Turbocharger Assembly
- OEM Reference Numbers: 3159721, 315-9721, 768524-0025, 768524-25, 768524-5025, 785827-0025, 785827-25
- Packing Dimensions: 21 x 23 x 26 cm
- Gross Weight: 8 kg
- Image Available: Yes
Application & Compatibility
This unit is listed as a replacement application for Perkins 4.4L engines used in agricultural tractors. The following OEM reference numbers are provided for verification purposes: 3159721, 315-9721, 768524-0025, 768524-25, 768524-5025, 785827-0025, and 785827-25. Buyers must verify the part number, engine code, vehicle application, and production year against their existing unit before ordering. Fitment is not guaranteed for all variants of the Perkins 4.4L engine.
Technical Notes
The GT2556S is a standard turbocharger configuration. Verify the flange orientation, shaft type, and bearing housing specifications against the original unit. Ensure that the actuator and wastegate linkage match the engine control requirements. Pre-shipment inspection is performed to ensure stable operation and replacement reliability.
B2B Supply
Volume pricing is available for distributors, repair shops, and fleet parts buyers. We offer worldwide shipping and technical fitment support to assist with part verification. Contact our sales team for bulk order quotes and lead times.
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.
