Mercedes W204 W212 OM651 Diesel Engine Plastic Oil Sump Pan A6510100528

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W204 W212 OM651 Diesel Engine Plastic Oil Sump Pan is an original lubrication system component designed for OM651 diesel engines in Mercedes W204 and W212 models. This used oil sump pan from this series ensures a factory-fit to the engine block, proper oil flow, and stable operating conditions for the powertrain. It is a solution for users who expect compatibility with the factory design and the maintenance of diesel engine performance parameters.

Specifications and technical data

• SKU: A6510100528
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6510100528
• Substitutable numbers: A6510100528, A 651 010 05 28
• Fuel type: Diesel
• Category: Oil Sumps

Purpose and function in the OM651 diesel engine

The oil sump pan in the OM651 engine is responsible for collecting and stabilizing engine oil, as well as ensuring proper supply to the oil pump under all operating conditions. In diesel units such as the OM651, the correct geometry of the sump is important for:

• maintaining the appropriate oil level under high loads and long highway drives,
• ensuring correct oil suction by the lubrication system during acceleration and braking,
• dissipating heat from the oil and stabilizing the engine's operating temperature.

The original oil sump pan dedicated to this unit allows for maintaining factory lubrication parameters, which translates into the durability of moving parts and smooth engine operation.

Construction and fitment for Mercedes W204 / W212

The presented oil sump pan has been designed specifically for the architecture of the OM651 engine installed in Mercedes W204 and W212 vehicles. This means:

• compliance with the factory mounting system to the engine block,
• adaptation to the standard lubrication system and oil channels,
• appropriate shaping of the sump bottom for operation in a diesel engine.

Thanks to this, the installation process is predictable for the mechanic, and the connection with other lubrication system components maintains tightness and stability. The Oil Sump Pans category includes components that directly affect the safety of the powertrain, which is why choosing the right model for a specific engine is of key importance.

Benefits of using an original Mercedes oil sump pan

Using an original oil sump pan in a diesel engine provides a number of practical service and operational benefits:

• Factory fitment – no need for modifications, drilling, or adjustments, which shortens installation time.
• Compatibility with OM651 engine accessories – maintaining the oil circulation intended by the manufacturer.
• Ability to use existing mounting and sealing points – facilitates correct installation using standard consumables.
• Consistency with the design of the Mercedes W204 and W212 – the sump does not interfere with ground clearance, suspension geometry, or other components in the engine area.

For users who operate their vehicle in daily or fleet mode, maintaining the factory design of the lubrication system is important from the point of view of durability and service predictability.

Condition, verification, and service application

The item comes from a group of used parts, which allows for economical repair while maintaining the manufacturer's original specifications. This type of oil sump pan is particularly suitable in situations where:

• mechanical damage to the original sump has occurred (e.g., hitting an obstacle),
• there are leaks at the contact point with the engine block that require replacing the entire component,
• it is necessary to restore the completeness of the lubrication system after post-accident repairs.

Before installation, a standard service procedure is recommended: thorough cleaning of the contact surface, checking for flatness, and using new sealing material in accordance with the vehicle manufacturer's recommendations. An oil sump pan prepared in this way allows for restoring the proper operating conditions of the diesel engine in a Mercedes W204 or W212.

Expanding the lubrication system in a Mercedes

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as additional sumps, covers, or mounting elements, check the available parts in the Mercedes Oil Sump Pans category.

For drivers interested in a broader approach to vehicle service, including the air conditioning system, guide materials may also be useful – more information on diagnostics and safe compressor replacement can be found in the article Air conditioning compressor – symptoms of failure, causes, and safe replacement.