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802774-0008 Turbocharger Replacement for Mercedes-Benz OM642

Aftermarket 802774-0008 turbocharger for Mercedes-Benz OM642 engines. Reference application for CLS C218, E-Class W212, and S-Class W222. Verify engine and OEM references before purchase.

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

Type Turbocharger On backorder — orders accepted Part # 802774-0008 Packing N/A
Cross Reference 6420901386
Show more cross references 6420901386 802774-0004 802774-0005 802774-0006 802774-0007 A6420901686
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12-Month Warranty Shipping to Canada only. OEM-Grade Quality

This aftermarket 802774-0008 turbocharger is a replacement unit for Mercedes-Benz OM642 engines. It serves as a reference application for CLS C218, E-Class W212, and S-Class W222 models. Verify your specific engine code and OEM reference numbers such as 6420901386 before ordering to ensure correct fitment.

Key Specifications

  • Part Number: 802774-0008
  • Product Type: Turbocharger
  • Engine Application: Mercedes-Benz OM642
  • Vehicle Models: CLS C218, E-Class W212, S-Class W222
  • OEM Reference Numbers: 6420901386, 802774-0004, 802774-0005, 802774-0006, 802774-0007, A6420901686
  • Packing: N/A
  • Gross Weight: 0 kg

Buyers should verify the specific turbocharger configuration against these reference numbers. Confirm that the housing dimensions and mounting details align with your existing unit or service records for the OM642 engine.

Application & Compatibility

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

  • MERCEDES-BENZ > MERCEDES-BENZ CLS C218-E-CLASS W212-S-CLASS W222 > MERCEDES-BENZ OM642
  • MERCEDES-BENZ > MERCEDES-BENZ E-CLASS > OM642
  • MERCEDES-BENZ > MERCEDES-BENZ S-CLASS > OM642

This turbocharger is listed for Mercedes-Benz OM642 engine applications, including CLS C218, E-Class W212, and S-Class W222 models. These vehicle and engine codes serve as reference clues for fitment verification. Buyers should cross-check the part number 802774-0008 against their specific vehicle service records. Additionally, compare the physical housing dimensions and mounting flange patterns with the existing unit or OEM references such as 6420901386 and A6420901686. Verify the production year and engine variant before ordering to ensure the replacement application matches your specific vehicle configuration.

Technical Notes

The OM642 engine is a diesel powerplant found in various Mercedes-Benz models. This turbocharger is associated with the 802774-0008 part number and related OEM references. Buyers should verify the specific turbo configuration against their vehicle's service records. Compare the compressor and turbine housing dimensions with the existing unit. Ensure the mounting flange patterns and oil/coolant line connections match. Cross-check the six supplied OEM reference numbers, including 6420901386 and A6420901686, to confirm the correct replacement application for your specific engine variant.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing and worldwide shipping for the 802774-0008 turbocharger. Technical fitment support is available to help verify the part number, engine code, and OEM reference numbers such as 6420901386 or A6420901686 before ordering. This service helps confirm that the replacement application matches your specific Mercedes-Benz OM642 vehicle configuration. For bulk inquiries or fleet parts needs, contact our team to discuss available options and shipping timelines. Verify all details against your service records to ensure the correct unit is selected for your repair or rebuild project.

Product FAQ

This part is associated with six OEM reference numbers, including 6420901386, 802774-0004, and A6420901686. Cross-check these against your vehicle's service records to confirm fitment.

Common symptoms include reduced boost pressure, excessive smoke, or unusual whining noises. Inspect the turbocharger for oil leaks or play in the shaft before replacement.

Compare the compressor housing inlet, turbine housing outlet, and mounting flange patterns. Ensure the physical dimensions match your existing unit or the OEM reference 6420901386.

Inspect the oil and coolant lines for blockages and replace the gaskets. Ensure the engine is clean to prevent debris from entering the new turbocharger during installation.

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 802774-0008, engine code OM642, vehicle model, production year, and OEM reference numbers such as 6420901386 or A6420901686 before ordering. Confirm turbo configuration matches your specific application.

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Frequently Asked Questions

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Turbochargers

Complete Turbo Units

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

CHRA Core

CHRA / Core Assemblies

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

Turbine Wheel

Turbine Wheels & Shafts

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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