Mercedes W204 W212 Gearbox Oil Cooler Cooling Pipe Hose Line Set A6511802930

The Mercedes W204 W212 Transmission Oil Line is an item from the Oil Coolers and Lines category, designed for automatic transmission systems in Mercedes vehicles. It is responsible for the safe routing of oil between the transmission and the cooling system, which is crucial for stable gearbox operation. This is a solution for users looking for a proven component with factory geometry and fit.

Specifications and technical data

• SKU: A6511802930
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6511802930
• Substitutable numbers: A6511802930, A 651 180 29 30, A6511803030, A 651 180 30 30
• Gearbox type: Automatic
• Category: Oil Coolers & Lines

Purpose and Function of the Transmission Oil Line

The automatic transmission oil line in Mercedes W204 and W212 models operates under demanding temperature and pressure conditions. Its task is to transport transmission oil to the oil cooler and return the medium to the transmission, which helps maintain the stable operating temperature of the automatic gearbox.

An efficient line in this application:

• ensures proper oil circulation between the transmission and the cooler,
• reduces the risk of gearbox overheating,
• minimizes pressure loss in the lubrication system,
• protects against leaks that could lead to gearbox damage.

Construction and Fit for Mercedes W204 / W212

The Mercedes W204 W212 Transmission Oil Line is designed for the specific construction solutions used in automatic transmissions of this generation. The appropriately routed geometry of the line facilitates installation in original mounting points, without the need for system modifications.

Key functional features:

• factory fit for the automatic transmission oil cooling system,
• maintaining the correct routing of the line relative to body and powertrain components,
• compatibility with the original oil cooler and connectors used in this model series.

Application in the Automatic Transmission Oil Cooling System

In Mercedes C-Class (W204) and E-Class (W212) vehicles, the automatic transmission oil cooling system is an important element for the durability of the entire drivetrain. A properly functioning transmission oil line:

• supports stable gearbox operation under urban and highway loads,
• helps maintain oil parameters within the range specified by the manufacturer,
• reduces the risk of gear shifting quality degradation due to overheating.

For a more comprehensive understanding of the role of the cooling system in protecting the engine and transmission, it is worth reading the article: Engine Cooling System – Overheating, Repair, and Used Coolers.

Product Characteristics and Compatibility Verification

The offered line belongs to the Oil Coolers and Lines group, meaning it is a specialized component for working with the lubricating and cooling medium in an automatic transmission. The product comes from the Mercedes brand offering and is intended for reinstallation after prior use.

Before purchasing, it is advisable to:

• compare the shape and type of connectors with the component removed from the vehicle,
• check compatibility with the specific version of the automatic transmission used in the particular vehicle,
• consider the configuration of the oil cooling system in the specific body model.

Why Choose This Transmission Oil Line

Choosing a transmission oil line dedicated to Mercedes W204 and W212 is a way to maintain consistency with the factory powertrain concept. A properly selected component:

• supports long-term, stable operation of the automatic transmission,
• reduces the risk of failures due to leaks or improper oil flow,
• facilitates installation by maintaining original geometry and mounting points.

If you are looking for other items from the Oil Coolers and Lines category dedicated to this brand, check out the Mercedes oil coolers and lines available in our store.