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54399880021 Turbocharger Replacement | KP39-1873CCB 426 10 | VOLKSWAGEN ATD/AXR/BEW

54399880021 Turbocharger (KP39-1873CCB 426 10) for VOLKSWAGEN ATD/AXR/BEW. Aftermarket replacement. Verify engine, vehicle, and OEM reference numbers 54399700021/5439-988-0021 before ordering.

Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .

Type Turbocharger On backorder — orders accepted Part # 54399880021 Models KP39-1873CCB 426 10
Cross Reference 54399700021
Show more cross references 54399700021 5439-970-0021 5439-988-0021
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12-Month Warranty Shipping to Canada only. OEM-Grade Quality

The 54399880021 Turbocharger is an aftermarket replacement unit for the KP39-1873CCB 426 10 model, listed for VOLKSWAGEN ATD, AXR, and BEW applications. This complete turbo assembly supports B2B buyers seeking a aftermarket replacement part, with OEM reference numbers 54399700021 and 5439-988-0021 available for fitment verification before ordering.

Key Specifications

  • Part Number: 54399880021
  • Product Type: Complete Turbocharger
  • Turbo Model: KP39-1873CCB 426 10
  • Application Clues: VOLKSWAGEN ATD, AXR, BEW
  • OEM Reference Numbers: 54399700021, 5439-970-0021, 5439-988-0021
  • Packing: Not specified
  • Gross Weight: Not specified
  • Image Availability: Not available

Application & Compatibility

Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:

  • VOLKSWAGEN > ATD > AXR > BEW

This turbocharger is listed for VOLKSWAGEN ATD, AXR, and BEW applications. These paths serve as reference clues for fitment verification rather than confirmed compatibility. Buyers should cross-check the part number 54399880021 against their specific vehicle engine code and production year. Verify the turbo model KP39-1873CCB 426 10 matches the original equipment configuration. Confirm alignment with OEM reference numbers 54399700021 and 5439-988-0021 before ordering. Technical fitment support is available to assist with application verification.

Technical Notes

The KP39-1873CCB 426 10 turbocharger model is associated with three OEM reference numbers: 54399700021, 5439-970-0021, and 5439-988-0021. Buyers should cross-check these references against their vehicle service documentation to confirm fitment for VOLKSWAGEN ATD, AXR, or BEW applications. Verify the actuator rod length, adjustment range, and spring rate against supplied reference details before installation. Incorrect actuator settings can affect boost pressure and engine operation. Technical fitment support is available to assist with configuration verification for this specific part number.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing and worldwide shipping for the 54399880021 Turbocharger. Technical fitment support is available to verify the KP39-1873CCB 426 10 model against VOLKSWAGEN ATD, AXR, and BEW application clues. Cross-check OEM reference numbers 54399700021 and 5439-988-0021 before placing orders. Contact our team for bulk order details and pre-shipment inspection options to ensure the correct unit is supplied for your specific fleet or workshop needs.

For B2B stock planning, verify the 54399880021 part number against your specific VOLKSWAGEN ATD, AXR, or BEW engine code before placing orders. Cross-check the three associated OEM reference numbers (54399700021, 5439-970-0021, 5439-988-0021) with your service documentation to confirm the KP39-1873CCB 426 10 configuration matches your fleet requirements. LeadTurbo provides technical fitment support to assist with these verification steps. Volume pricing and worldwide shipping are available for distributors and repair shops. Pre-shipment inspection options can be arranged to ensure the correct turbocharger unit is supplied for your workshop or fleet needs.

Product FAQ

Inspect the backplate alignment and sealing surface against the compressor housing before installation. Ensure the KP39-1873CCB 426 10 unit matches the engine bay mounting details for VOLKSWAGEN ATD/AXR/BEW.

Measure the actuator rod length and verify the adjustment range against the OEM specification for 54399880021. Confirm the actuator operates smoothly without binding before final installation.

Verify the pneumatic actuator spring rate matches the original equipment specification for the KP39-1873CCB 426 10 model. Incorrect spring rates can affect boost pressure and engine performance.

This turbocharger is associated with OEM reference numbers 54399700021, 5439-970-0021, and 5439-988-0021. Cross-check these references against your vehicle's service manual to confirm fitment.

OTHER 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 OTHER.

Compatibility Verify part number 54399880021, engine code, vehicle application, production year, and OEM reference numbers (54399700021, 5439-970-0021, 5439-988-0021) before ordering. Confirm turbo configuration and fitment for your specific VOLKSWAGEN ATD/AXR/BEW application.

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Frequently Asked Questions

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Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.

CHRA Core

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Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.

Turbine Wheel

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Precision-balanced turbine shafts engineered from inside out for superior durability.

Turbine Housing

Turbine Housings

Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.

Compressor Housing

Compressor Housings

OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.

Bearing Housing

Bearing Housings

Rock-solid platform engineered for high-output rebuilds — the foundation for performance.

Compressor Wheels

Compressor Wheels

Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.

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