Mercedes W205 W213 W221 W222 C253 Oil Pan Drain Plug Screw A0029902017

Mercedes W205 W213 W221 W222 C253 Oil Drain Plug is an original part from the Oil Drain and Fill Plugs and Dipsticks group, designed for use in selected Mercedes C-Class, E-Class, S-Class, and GLC/Coupe models. A used plug helps maintain the original oil pan design and ensures a secure seal at the drain point, which is crucial for every engine oil change. This is a practical solution for users who want to maintain compliance with the manufacturer's factory specifications.

Specifications and technical data

• SKU: A0029902017
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0029902017
• Substitutable numbers: A0029902017, A 002 990 20 17
• Part type: Oil Drain Plug
• Category: Oil Drain Plugs, Filler Caps & Dipsticks

Purpose and Function of the Oil Drain Plug

The oil drain plug in Mercedes engines is responsible for controlled oil drainage during servicing and for securely sealing the oil pan during operation. A properly selected part:

• ensures a stable seal for the drain port,
• reduces the risk of oil leaks from the oil pan,
• facilitates regular maintenance of the powertrain,
• maintains compatibility with the original geometry and thread in the oil pan.

This ensures a smooth oil change process and helps the lubrication system maintain its required operating parameters.

Benefits of Using an Original Mercedes Plug

Using a drain plug specifically designed for Mercedes W205, W213, W221, W222, and C253 generations maintains consistency with factory solutions. The original design:

• fits the manufacturer's intended port in the oil pan,
• minimizes the risk of thread damage during tightening,
• facilitates achieving the correct tightening torque according to service documentation,
• promotes even pressure on the sealing surface.

For users concerned about engine longevity, it's important that the original oil drain plug interacts with the lubrication system as intended by Mercedes engineers, supporting stable powertrain operation in the long term.

Characteristics of a Used Part

The offered plug is from the secondary market, meaning it is a used part that retains the functionality required for further operation. This type of solution is often chosen when:

• a quick replacement of a damaged or worn plug is necessary,
• maintaining the original manufacturer's specifications is important,
• an economical solution is sought while maintaining OEM standards.

A used oil drain plug can be a practical choice for routine repairs, especially in heavily used vehicles where functionality and correct fit are paramount.

Importance of the Correct Plug for the Lubrication System

A functional drain plug directly impacts the sealing of the lubrication system. Leaks in this area can lead to oil loss and, consequently, to degraded engine operating conditions. Therefore, selecting the correct part is important for:

• maintaining the proper oil level in the oil pan,
• reducing the risk of soiling the underbody and engine covers,
• keeping the work area clean during subsequent oil changes.

For a more comprehensive understanding of how service affects powertrain durability, it is worth reading the article describing the operation of the cooling system and the consequences of engine overheating: Engine Cooling System – Overheating, Repair, and Used Radiators.

Complementary Parts from the Same Group

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other parts from the same group, such as additional drain plugs, oil filler caps, or dipsticks, check the available parts in the Mercedes Oil Drain and Fill Plugs and Dipsticks category.

Summary

The Mercedes W205 W213 W221 W222 C253 Oil Drain Plug is a practical choice for users who want to maintain factory solutions in their vehicle's lubrication system. This used, original part from the Oil Drain and Fill Plugs and Dipsticks group supports proper engine servicing, allows for hassle-free oil changes, and helps maintain the oil pan's seal at the appropriate level. As such, it is a sensible, technically justified solution for repairs and maintenance on Mercedes vehicles.