Mercedes SL R231 Gearbox Oil Cooling Pipe Hose Line A2312706201

Mercedes SL R231 Gearbox Oil Cooling Pipe Hose Line is an original transmission system component designed for use with an automatic gearbox. It ensures stable heat dissipation from the transmission oil, which translates into safe drivetrain operation and reduces the risk of overheating. This is a practical solution for users who want to restore proper oil circulation in their Mercedes SL R231 without compromising on fitment.

Specifications and technical data

• SKU: A2312706201
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2312706201
• Substitutable numbers: A2312706201, A 231 270 62 01
• Gearbox type: Automatic
• Part type: Oil Cooler Hose
• Category: Oil Coolers & Lines

Function and role in the oil cooling system

The automatic gearbox oil cooling pipe is responsible for transporting oil between the gearbox and the oil cooler. Maintaining a stable operating temperature for the transmission is crucial for:

• maintaining smooth gear shifts in the automatic transmission,
• reducing wear on friction elements and control valves,
• maintaining the correct viscosity parameters of the transmission oil,
• reducing the risk of failure resulting from overheating.

A well-chosen, original oil cooling pipe allows you to maintain the factory characteristics of the drivetrain, without the need for modifications or fitting universal replacements.

Compatibility with the automatic gearbox

The presented pipe has been designed specifically for use with the automatic gearbox in the Mercedes SL R231. This means a properly selected internal diameter, routing geometry, and mounting points, which facilitates installation and minimizes the risk of leaks.

In practice, this translates into:

• a secure connection with the gearbox and oil cooler ports,
• proper routing of the pipe in the engine bay, maintaining clearance from hot components,
• stable operation of the oil cooling system under various load conditions.

Benefits of using an original pipe

Choosing a used, original oil cooling pipe for the Mercedes SL R231 is a solution that combines controlled costs with the preservation of factory specifications. The most important advantages include:

• factory fitment for the oil cooling system and automatic gearbox,
• preservation of the original pipe routing, which facilitates service and subsequent inspections,
• no need for mounting modifications or custom-made connectors,
• consistency with other components from the Oil coolers and pipes group for this model.

For workshops and individual users, this means faster installation and a lower risk of operational problems related to leaks or improper oil circulation.

Application in service practice

The automatic gearbox oil cooling pipe in the Mercedes SL R231 is particularly important during tasks such as:

• removing oil leaks from around the cooler or gearbox,
• repairs after mechanical damage to the front of the vehicle,
• servicing the oil cooling system after gearbox overheating,
• comprehensive automatic gearbox maintenance combined with an oil change.

Using an original pipe allows you to restore proper oil flow and ensure stable operating conditions for the transmission, which has a direct impact on the durability of the entire drivetrain.

Oil cooling system expansion and technical knowledge

If you are planning a comprehensive repair or upgrade of the cooling system area in your Mercedes and need other components from the same group, such as oil pipes, oil coolers, or additional return lines, check the available parts in the Mercedes Oil coolers and pipes category.

To better understand how temperature affects the efficiency of the cooling system and why the condition of pipes and coolers matters for drivetrain durability, it is worth checking out our guide: Summer heat vs. cooling system: used coolers and fans as a guarantee of savings. This will make it easier for you to plan your service and choose the right components for your car.