



Mercedes W221 M273 Differential Seal | CORTECO 01036821B
Mercedes W221 M273 Differential Seal | CORTECO 01036821B
CORTECO 01036821B | OE Equivalent | Guaranteed by German Parts Depot
The Mercedes W221 M273 Differential Seal | CORTECO 01036821B prevents oil and fluids from leaking out, enhancing your vehicle's performance. This sealing component is designed to ensure the reliable operation of the engine and differential system.
Product Features and Benefits
- Being OEM compatible ensures a perfect fit for your vehicle and offers long-lasting performance.
- Made from high-quality materials, providing superior durability and sealing properties.
- CORTECO, a European manufacturer, has been known for reliability in the industry for years.
- Thanks to easy installation, it can be quickly replaced with professional assistance.
- The product has been rigorously tested and is designed for long-term use.
Technical Details
| Manufacturer Brand | CORTECO |
| Product Code (OE/OEM) | 01036821B |
| Part Type | Seal / Sealing Element |
| Production Standard | OE Equivalent / OEM |
| Origin | Europe |
| System | Sealing |
Vehicle Compatibility
Suitable for the Mercedes W221 chassis series. Compatible with variants such as S350, S450, S500, S550, S600, S63 AMG, S65 AMG, S320CDI, and S350CDI. Works with engine codes M272, M273, M275, M278, OM642, and OM629. We recommend confirming your compatibility with the VIN.
- Chassis code: W221
- Engine codes: M272, M273, M275, M278, OM642, OM629
- Production year range: 2005-2013
- Trim / Variant: S350, S450, S500, S550, S600, S63 AMG, S65 AMG, S320CDI, S350CDI
It is recommended to confirm with your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
CORTECO is a recognized brand in Europe as an OE equivalent manufacturer. Known for its high-quality standards, it has extensive experience in sealing elements. Its products undergo rigorous testing processes to prove their reliability.
Installation and Usage Notes
The most important point to consider during installation is that the surface must be clean and smooth before placing the seal. You should pay attention to torque settings during installation. Authorized services can make the installation process safer.
Frequently Asked Questions
What fluids does this seal prevent from leaking?
This seal prevents engine oil and differential fluids from leaking out.
Is a special tool required for installation?
Generally, it can be installed with standard tools, but professional support is recommended for special cases.
How long does it last?
With proper installation and maintenance, it can last for many years, but it varies depending on usage conditions.
Is there a warranty for this part?
Yes, CORTECO products are generally covered by warranty; you can learn the details from the seller.
Advantages of German Parts Depot: Same day shipping, 14-day return policy, e-archive invoicing, WhatsApp expert support line (wa.me/905382927219). Our stock information is updated in real-time; your order is only confirmed from items physically available. If you write to our support line with your vehicle's chassis number, we will quickly provide you with the correct OE/equivalent part as a quote.
This product is equivalent to the following OEM/original part numbers. You can search by your vehicle's original part number.
Compatible vehicle information not yet added.
