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400424-0000403818-0009 TB4122 Turbocharger O Ring Replacement

Aftermarket 400424-0000403818-0009 O ring for TB4122 turbochargers. Reference application for Mercedes-Benz OM442A engines. Verify part number, engine code, and vehicle application before ordering.

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

Type O ring On backorder — orders accepted Part # 400424-0000403818-0009 Models TB4122 Packing N/A
CA$ 145 / 100 pc(s)
Qty

Subtotal: CA$ 145

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12-Month Warranty Shipping to Canada only. OEM-Grade Quality

This aftermarket 400424-0000403818-0009 O ring serves as a replacement seal for TB4122 turbochargers, with a reference application for Mercedes-Benz OM442A engines. Verify the part number, engine code, and vehicle application before ordering to ensure correct fitment for your specific unit.

Key Specifications

  • Part Number: 400424-0000403818-0009
  • Product Type: O ring
  • Turbo Model: TB4122
  • Application Clue: Mercedes-Benz OM442A engine
  • Packing: N/A
  • Gross Weight: 0 kg
  • Image Availability: Not available
  • OEM Reference Numbers: None provided

This section lists the core identification data for the 400424-0000403818-0009 O ring. Use these fields to cross-check your purchase order and technical inquiry. Since no OEM reference numbers are supplied, rely on the public part number and the TB4122 turbo model to confirm the correct seal size for your specific unit.

Application & Compatibility

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

  • MERCEDES-BENZ > MERCEDES-BENZ TRUCK > MERCEDES-BENZ OM442A

This O ring is listed for the TB4122 turbocharger model, with a reference application for Mercedes-Benz OM442A engines in truck applications. The application path is provided as a verification clue; it does not confirm universal fitment across all Mercedes-Benz truck models.

  • Reference Application: Mercedes-Benz Truck > OM442A Engine
  • Turbo Model: TB4122
  • Verification Step: Cross-check the part number 400424-0000403818-0009 against your specific unit's nameplate or service manual.

Buyers should verify the engine code and vehicle application before ordering. If you are unsure whether this seal matches your specific turbocharger configuration, contact technical fitment support with your unit details for confirmation.

Technical Notes

This O ring is a sealing component for the TB4122 turbocharger, specifically listed for Mercedes-Benz OM442A engines. As a static seal, it helps maintain internal pressure and prevent fluid leaks within the turbocharger assembly. No OEM reference numbers are provided for this part, so buyers should verify the public part number 400424-0000403818-0009 against their specific unit's service manual or nameplate. Confirm the engine code and vehicle application before ordering to ensure the correct seal size and material specification for your rebuild or replacement project.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and fleet parts distributors with volume pricing for the 400424-0000403818-0009 O ring. Worldwide shipping is available for this aftermarket replacement seal. Technical fitment support is provided to help verify the TB4122 turbo model and Mercedes-Benz OM442A engine application before ordering. Use the public part number and engine code to confirm the correct seal size for your specific unit.

Product FAQ

Record any unusual noise, smoke, or oil leaks around the turbocharger housing. Note the engine operating temperature and oil pressure to ensure the TB4122 unit is sealing correctly.

Keep the part number 400424-0000403818-0009, the specific Mercedes-Benz OM442A engine code, and photos of the installed O ring. These details help technical support verify the application.

Capture a clear, close-up image of the turbocharger nameplate showing the model TB4122 and any serial numbers. Ensure the text is legible to confirm the correct O ring size.

No, it is a reference application for the OM442A engine. Verify your specific vehicle and engine code before ordering to ensure the correct fitment.

MERCEDES-BENZ 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 MERCEDES-BENZ.

Compatibility Verify part number 400424-0000403818-0009, engine code OM442A, vehicle application, and turbo model TB4122 before ordering. This is a reference application; confirm fitment against your specific unit.

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