Click image to zoom
409940-2 TO4B32 Turbocharger Replacement for John Deere 415B 515B
Show more cross references
409940-0002 409940-5002 409940-9002 AR75757Subtotal: US$ 155.00
Send an InquiryThis aftermarket 409940-2 TO4B32 turbocharger serves as a replacement unit for John Deere 415B and 515B crawler dozers. Designed for the 4239TF engine application, it references OEM numbers 409940-0002 and AR75757. Verify your specific engine code and vehicle serial number to confirm fitment before ordering.
Key Specifications
This TO4B32 turbocharger assembly is identified by part number 409940-2. It serves as an aftermarket replacement unit for John Deere 415B and 515B crawler dozers equipped with the 4239TF engine. The unit references OEM numbers 409940-0002, 409940-5002, 409940-9002, and AR75757 for verification purposes. Packing dimensions are 21x23x26 cm with a gross weight of 11 kg. Verify your specific engine code and vehicle serial number against these reference numbers to confirm the correct replacement application before ordering.
Application & Compatibility
This unit is listed as a replacement application for John Deere 415B and 515B crawler dozers equipped with the 4239TF engine. Buyers should verify the specific engine code and vehicle serial number against the supplied OEM reference numbers to confirm the correct fitment. Do not assume universal compatibility across all John Deere models. Always cross-check the part number 409940-2 and turbo model TO4B32 with your existing unit before placing an order.
Technical Notes
The TO4B32 turbocharger assembly is designed for heavy-duty crawler dozer applications. This unit supports the John Deere 4239TF engine configuration found in 415B and 515B models. Buyers should verify the physical mounting details and oil line connections against their existing unit. The 11 kg gross weight indicates a robust construction suitable for demanding earthmoving environments. Confirm all reference numbers match your specific machine serial number before finalizing the order.
B2B Supply
LeadTurbo supports B2B buyers with volume pricing for the 409940-2 TO4B32 turbocharger. Worldwide shipping is available for this 11 kg unit, packed in 21x23x26 cm cartons. Technical fitment support helps verify engine codes and OEM references before ordering. Contact our team to confirm stock availability and discuss consolidated shipment options for wholesale orders.
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.
Customer Reviews
Share installation notes, fitment feedback, or service experience for this product.
No customer reviews have been added for this product yet.
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.