409250-5002 TO4B15 Turbocharger Replacement for John Deere 4620
Aftermarket 409250-5002 TO4B15 turbocharger for John Deere 4620 and 6404T applications. Verify OEM reference numbers and engine configuration before ordering.
Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .
Show more cross references
409250-0002 409250-2 409250-5002-J AR63779 AR70987 AR70989Subtotal: US$ 130.00
Send an InquiryThis aftermarket 409250-5002 TO4B15 turbocharger serves as a replacement unit for John Deere 4620 and 6404T applications. Verify your specific engine configuration and OEM reference numbers before ordering to ensure correct fitment.
Key Specifications
- Part Number: 409250-5002
- Turbo Model: TO4B15
- Product Type: Complete Turbocharger
- Application Clues: John Deere 4620, John Deere 6404T
- Packing Dimensions: 21 x 23 x 26 cm
- Gross Weight: 10 kg
- OEM Reference Numbers: AR63779, AR70987, AR70989, 409250-0002, 409250-2, 409250-5002-J
Use these specifications to cross-check your existing unit or purchase order. Confirm the turbo model and reference numbers match your specific engine configuration before proceeding with an order.
Application & Compatibility
Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:
- JOHN-DEERE > JOHN-DEERE 4620 > JOHN-DEERE 6404T
This TO4B15 turbocharger is listed for John Deere 4620 and 6404T applications. Use the supplied application path as a reference clue to verify fitment against your specific engine configuration. Cross-check the part number 409250-5002 against OEM reference numbers such as AR63779, AR70987, and AR70989 before ordering. Confirm that the turbo model and reference numbers match your existing unit to ensure the correct replacement application. If your engine code or production year differs from the listed examples, contact our technical fitment support for verification.
Technical Notes
The TO4B15 turbocharger is a complete assembly designed for agricultural and industrial engine applications. During installation, verify the compressor wheel nut tightening torque and thread direction against the specific technical data sheet for your John Deere 4620 or 6404T engine. Check the wastegate flapper valve seating to ensure it closes fully without binding, which is critical for maintaining boost pressure stability. Measure shaft end play and radial play using a dial indicator to confirm the CHRA is within tolerance before mounting. These verification steps help ensure stable operation and prevent premature wear during the replacement process.
B2B Supply
LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the 409250-5002 TO4B15 turbocharger. Worldwide shipping is available for this John Deere 4620 and 6404T replacement application. Our technical fitment support team can help verify part numbers, OEM reference numbers, and engine configurations before you place an order. Contact us for bulk quotes or to confirm the correct turbo model for your specific fleet or workshop inventory.
Product FAQ
JOHN-DEERE and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by JOHN-DEERE.
Compatibility Verify part number 409250-5002, engine code, vehicle application, production year, and OEM reference numbers (e.g., AR63779, AR70987) before ordering. Confirm turbo configuration matches your specific John Deere 4620 or 6404T unit.
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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.
