Oil Filter Pipe Mercedes W212 W218 OM642 Automatic Gearbox Oil Line A6421803230

The Mercedes W212 / W218 OM642 Automatic Transmission Oil Line is an original lubrication system component designed for automatic transmissions. It ensures stable transmission fluid flow between the filter and other components, contributing to proper gearbox operation and protection of drivetrain parts. A used OEM part is a sensible choice for drivers seeking factory fitment and controlled repair costs.

Specifications and technical data

• SKU: A6421803230
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6421803230
• Substitutable numbers: A6421803230, A 642 180 32 30
• Gearbox type: Automatic
• Category: Oil Filters

Application in Mercedes Models with OM642 Engine

The oil line is designed to work with the OM642 engine in Mercedes E-Class W212 and CLS W218 models equipped with an automatic transmission. It is responsible for the safe routing of lubricating medium within the oil filtration system, which is crucial for both gearbox durability and the stable operation of the entire drivetrain.

Thanks to its construction adhering to factory manufacturer standards, the line maintains the correct oil flow geometry, minimizing the risk of leaks, pressure drops, or improper transmission fluid cooling.

Construction and Function of the Automatic Transmission Oil Line

The oil line, working in conjunction with the automatic transmission's oil filter, performs several key technical functions:

• It directs transmission fluid in a controlled manner between the filter and other system components.
• It helps maintain proper operating pressure within the automatic transmission.
• It reduces the risk of cavitation and oil aeration.
• It ensures stable operating conditions for the control and hydraulic elements inside the gearbox.

The original manufacturing of the line ensures correct fitment with the ports and mounting points in the gearbox and oil filter housing, facilitating installation and reducing the risk of leaks after replacement.

Benefits of Using an Original Oil Line

Using an OEM oil line in the automatic transmission lubrication system offers several practical benefits:

• Factory fitment for the oil filtration system in the OM642 engine and automatic transmission.
• Maintains the oil flow parameters specified by the manufacturer.
• Reduces the risk of leaks and pressure drops in the system.
• Simplifies diagnostics and servicing due to compliance with Mercedes technical documentation.

A used OEM part allows for maintaining the original operating characteristics of the automatic transmission without the need for aftermarket alternatives with uncertain flow rates or build quality.

Condition, Installation, and Part Selection

The oil line is a used part obtained from disassembly, offered to optimize repair costs while maintaining original manufacturer specifications. Before installation, a standard visual inspection is recommended, along with checking the connection ports and seals, and replacing the lubricating medium according to the service procedure for the specific automatic transmission.

To ensure compatibility, it is advisable to compare the lubrication system configuration in your vehicle with the technical documentation and verify part conformity using OEM markings and interchangeable numbers in the specifications section.

If you are planning a comprehensive repair or upgrade of the automatic transmission lubrication system in your Mercedes and require other components from the same group, such as oil lines, connection elements, or parts working with the oil filter, check the available parts in the Mercedes Oil Filters category.

Technical Support and Knowledge of Auxiliary Systems

A functional lubrication and oil cooling system directly impacts the lifespan of the engine and gearbox. It is beneficial to understand the relationships between the cooling system, lubrication, and engine load – practical information on this topic can be found in the article Engine Cooling System – Overheating, Repair, and Used Radiators, which discusses, among other things, the impact of the oil cooler on component durability.

If you want to better understand why choosing original, used components is important for vehicle safety and durability, read the material OEM Quality and Safety Guarantee – Why Used Original Car Parts Are the Best Choice for Your Car?, which details the advantages of OEM parts in terms of repair economics and reliability.