Mercedes X253 Automatic Transmission Oil Cooling Line Pipe Set A6511808230

Mercedes X253 Automatic Transmission Oil Cooling Line Pipe Set is a factory-original set of oil cooling system components designed for vehicles with an automatic transmission. Properly selected lines ensure stable transmission operating parameters, supporting safe heat dissipation from the transmission fluid. This is a practical solution for users looking for a proven service kit instead of individual, random components.

Specifications and technical data

• SKU: A6511808230-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6511808230
• Substitutable numbers: A6511808230, A 651 180 82 30
• Gearbox type: Automatic
• Category: Oil Coolers & Lines

Purpose and function in the oil cooling system

The automatic transmission oil cooling line set is responsible for transporting oil between the transmission and the oil cooler. Properly functioning lines:

• stabilize transmission fluid temperature during city and highway driving,
• reduce the risk of automatic transmission overheating under heavy loads,
• support smooth transmission operation during gear shifts.

By maintaining the factory geometry and pipe diameters, the oil cooling system maintains proper pressure and flow, which translates into more predictable automatic transmission operation.

Benefits of using the original set in the Mercedes X253

Selecting the correct oil cooling lines has a direct impact on the durability of the automatic transmission. Using a complete set dedicated to the Mercedes X253 allows you to achieve:

• secure mounting fitment to factory attachment points on the body and transmission,
• appropriate rigidity and flexibility of the lines in areas exposed to vibrations,
• consistency with the original oil cooling system design for the specific model.

This solution is particularly beneficial for repairs following leaks, connector corrosion, or mechanical damage to the lines, when you want to restore the factory operating characteristics of the system.

Characteristics of the used set

The offered set comes from a used vehicle, which allows for an economical repair while maintaining the original design. These types of components are often chosen in situations where:

• a reasonable service cost is important while maintaining parts from the same design group,
• a quick restoration of the oil cooling system's tightness is needed,
• components with factory service life are preferred over replacements of unknown quality.

The used oil cooling line set is a practical alternative to new parts, especially in vehicles used intensively, where optimizing service costs is key.

Automatic transmission and oil cooling

In vehicles with an automatic transmission, a stable transmission fluid temperature is essential for the longevity of the entire system. Efficient oil cooling lines:

• help maintain proper oil viscosity across a wide temperature range,
• reduce wear on friction elements inside the transmission,
• support smoothness and repeatability of gear shifts.

For users who want to ensure stable automatic transmission operation in the Mercedes X253, replacing worn or leaking lines with a complete set is one of the fundamental service steps.

Technical support and additional materials

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as oil lines, oil coolers, or cooling system connectors, check out the available parts in the Mercedes oil coolers and lines category.

To better understand how operating temperature affects the cooling system and component durability, it is worth checking out our guide: Summer heat vs. cooling system: used radiators and fans as a guarantee of savings. You will find practical tips there that will help you consciously plan the maintenance of the cooling system in your car.