Mercedes W176 W246 Automatic Transmission Oil Filler Pipe Line A2463700384

Mercedes W176 W246 Automatic Transmission Oil Filler Pipe Line is a specialized component from the Oil coolers and lines group, designed for automatic transmission systems in Mercedes compact class vehicles. It is responsible for the safe and controlled routing of transmission oil, which is crucial for the stable operation of the gearbox and proper maintenance. This is a solution for users who expect precise fitment and the preservation of the factory lubrication system logic.

Specifications and technical data

• SKU: A2463700384-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2463700384
• Substitutable numbers: A2463700384, A 246 370 03 84
• Gearbox type: Automatic
• Category: Engine Oil Coolers & Lines

Purpose and function in the automatic transmission system

The oil filler pipe in the automatic transmission of Mercedes W176 and W246 models plays a key role in the process of refilling and checking the transmission oil level. A properly routed oil channel reduces the risk of airlocks, leaks, and contamination of the gearbox surroundings during service operations. By maintaining the original geometry of the pipe, it is possible to keep the correct oil line path relative to the transmission housing, suspension components, and the body.

A properly selected oil filler pipe supports:

• maintaining stable operating parameters of the automatic transmission,
• safe performance of oil changes and top-ups,
• reducing the risk of leaks in the gearbox service area.

Application in Mercedes W176 and W246 vehicles

The element has been designed for powertrains with an automatic transmission in compact Mercedes W176 (A-Class) and W246 (B-Class) models. Using a pipe dedicated to a specific vehicle generation allows for the preservation of the factory oil installation routing, which is important for both safety and the ergonomics of subsequent maintenance work.

In practice, this means:

• secure fitment to the mounting points and routing paths in the engine compartment,
• compliance with the factory design of the transmission lubrication system,
• easier identification and inspection of the pipe's condition during service checks.

Technical characteristics and product group

The pipe belongs to the Oil coolers and lines group, which are components responsible for the transport and circulation of oil in powertrains. In the case of an automatic transmission, proper oil routing affects not only lubrication but also the stability of the transmission's operating temperature. Using a dedicated oil filler pipe helps maintain the integrity of the entire oil system, including cooperation with the oil cooler and other lines.

The product is part of the original line of Mercedes components, which promotes compatibility with the vehicle's factory design solutions and facilitates selection based on manufacturer markings and the type of transmission used.

Condition, selection, and service aspects

The offered automatic transmission oil filler pipe is an aftermarket component, which allows for economical repair or replacement of a damaged part while maintaining the original system concept. Replacing the pipe is particularly recommended in situations where the existing component shows signs of wear, mechanical damage, or leaks in the connection area.

When selecting parts, it is worth using the manufacturer's markings and transmission parameters to ensure full compatibility with the specific vehicle configuration. A properly selected pipe facilitates maintaining the correct transmission oil level, which translates into the smoothness of the automatic transmission's operation, gear shifting fluidity, and reduced risk of transmission overheating.

Expert support and related components

For users who want to better understand the impact of oil circulation on the durability of the powertrain and transmission, an expert article describing the relationship between cooling and component lifespan will be helpful – a detailed discussion can be found in the article Engine cooling system – overheating, repair, and used radiators. It allows for a broader look at the role of oil and its temperature in the entire powertrain.

If you are planning a comprehensive repair or upgrade of the oil system area in your Mercedes and need other elements from the same group, such as oil lines, return sections, or components feeding oil to the cooler, check the available parts in the Mercedes oil coolers and lines category.