Mercedes W164 W207 W212 Oil Filter Housing OM642 Diesel A6421801410

The Mercedes W164 W207 W212 Oil Filter Housing OM642 Diesel is an original lubrication system component designed for OM642 diesel engines, mounted in the front of the engine compartment. The robust construction of the housing ensures stable seating of the oil filter insert and leak-free guidance of the lubricating medium. Thanks to this component, the oil system operates in a more predictable, safer, and optimized manner for the durability of the engine unit.

Specifications and technical data

• SKU: A6421801410-2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6421801410
• Substitutable numbers: A6421801410, A 642 180 14 10, A6421800010, A 642 180 00 10
• Location on the vehicle: Front
• Fuel type: Diesel
• Category: Oil Filters

Purpose and Function in the Lubrication System

The oil filter housing in the OM642 engine is responsible for precisely directing the oil flow through the filter element and maintaining adequate system pressure. In diesel engines like the OM642, filtration quality is crucial for protecting the turbocharger, bearings, and timing components. A properly selected housing minimizes the risk of leaks, pressure drops, and uncontrolled spills, which translates to stable engine operation across the full load range.

This part is mounted in the front of the vehicle, in the engine compartment area, facilitating service access during periodic oil filter insert replacement. Using an original housing dedicated to Mercedes-Benz allows for the preservation of the factory oil flow geometry and compatibility with the OM642 engine's accessories.

Compatibility with OM642 Diesel Engine

The OM642 diesel engines used in Mercedes W164, W207, and W212 models are characterized by a high level of refinement and significant thermal and mechanical loads. Under such conditions, the oil filter housing must ensure:

• adequate body rigidity,
• stable mounting of the filter element,
• correct guidance of oil channels,
• leak-proof connection to the engine block and other lubrication system components.

By adhering to the original design specifications, the housing integrates with the diesel lubrication system without requiring modifications, thus reducing the risk of operational issues after installation.

Characteristics of a Used Part

The offered oil filter housing is a used part, sourced from disassembly, representing a reasonable compromise between cost and maintaining original manufacturing quality. This type of component, with proper operation and no mechanical damage, retains its functional properties for a long time. In practice, this means the possibility of restoring full lubrication system functionality without the need to invest in a new part, while maintaining factory fitment for the OM642 unit.

Choosing an original, used housing is particularly beneficial for routine repairs where maintaining compliance with factory specifications and minimizing the risk of aftermarket part fitment issues is a priority.

Importance for Engine Durability and Oil Cooling System

A functional oil filter housing directly impacts lubrication efficiency and indirectly affects the engine unit's operating temperature. In diesel engines, where oil also serves as a coolant for many components, any leaks or flow disruptions can lead to overheating and accelerated wear of parts. Therefore, this component should be considered an important element of preventative maintenance, especially in vehicles with higher mileage.

To better understand how the lubrication and cooling systems affect engine lifespan, it is worth familiarizing yourself with material discussing the relationship between engine operating temperature and component durability – this is described in detail in the article Engine Cooling System – Overheating, Repair, and Used Radiators.

Mercedes Oil Filters – System Expansion and Modernization

If you are planning a comprehensive engine area repair or modernization for your Mercedes and require other parts from the same group, such as oil filter inserts, housing seals, or additional mounting elements, check the available parts in the Mercedes Oil Filters category.

Summary

The Mercedes W164 W207 W212 Oil Filter Housing OM642 Diesel is an original lubrication system component designed for diesel engines, mounted in the front of the vehicle. Using a dedicated housing helps maintain proper oil flow and pressure, supporting the protection of key engine unit components. This is a practical solution for users who want to restore full lubrication system functionality in their Mercedes while maintaining compliance with factory technical specifications.