

Mercedes Sprinter W906 M271 Thermostat O-Ring | FEBI 100078
Mercedes Sprinter W906 M271 Thermostat O-Ring
FEBI 100078 | Original Equipment (OEM) | 100% German Quality
The Mercedes Sprinter W906, equipped with the M271 engine code, was produced between 2006 and 2018. The role of the thermostat o-ring is to ensure the efficient operation of the engine cooling system and to prevent leaks. This part optimizes the temperature control of the engine, preventing overheating. The o-ring referred to by the FEBI 100078 code is a critical component of the engine cooling system and directly affects the vehicle's performance.
Product Features and Benefits
- OEM Compatibility: This thermostat o-ring is fully compliant with original equipment specifications and is manufactured to authorized service standards. The part fits perfectly.
- Material Quality: Made from high-quality elastomer material, it stands out for its durability and long lifespan.
- Durability and Lifespan: Typically durable for 100,000 km or 5 years. It shows resistance to extreme temperature conditions.
- Performance: Improves engine temperature control, thus increasing fuel efficiency and reducing emissions.
- Testing and Certification: Manufactured in accordance with ISO 9001 and TS 16949 standards and factory approved.
Technical Details
| Manufacturer Brand | FEBI |
| Product Code (OE/OEM) | 100078 |
| Part Type | Thermostat O-Ring |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine Cooling |
Vehicle Compatibility
The FEBI 100078 thermostat o-ring is compatible with vehicles of the Mercedes Sprinter W906 chassis code. This part is designed for vehicles equipped with the M271 engine code. It can be used in all W906 models produced from 2006 to 2018. This model has a high reputation in the commercial vehicle market and is known for its durability.
- Chassis Code: W906
- Engine Code: M271
- Production Year Range: 2006-2018
- Trim/Variant: All Variants
It is recommended to confirm with our contact line using your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
FEBI has been recognized as an OE supplier for many years and produces original equipment for prestigious brands like Mercedes-Benz. Its production facilities operate in accordance with ISO 9001, TS 16949, and IATF 16949 standards. This ensures a high reputation in the spare part market and is known for its reliability.
Installation and Usage Notes
Care must be taken during the installation of the thermostat o-ring. The old o-ring must be completely removed, and the surfaces must be cleaned. During installation, ensure that the o-ring is seated correctly. Typically, this part replacement should be done during the maintenance of the engine cooling system. Additionally, it is recommended not to use any gasket during the installation of the o-ring.
Frequently Asked Questions
Which W906 models is this thermostat o-ring used in?
The FEBI 100078 thermostat o-ring is used in all models of the Mercedes Sprinter W906 chassis code, especially in vehicles with the M271 engine code.
Is it original or aftermarket?
FEBI has high-quality standards as an original equipment manufacturer. This part is equivalent to original part quality and is more reliable than aftermarket products.
How long does this thermostat o-ring last / when should it be replaced?
The FEBI 100078 o-ring can typically be used for 100,000 km or 5 years. It should be replaced when signs of wear are observed or in case of leaks.
Can I install it myself, or do I need to take it to a mechanic?
The installation process can be done with basic hand tools. However, since it is a part of the engine cooling system, it is recommended to be cautious and seek assistance from a professional.
How long will it take to arrive, do I have a return right?
Our orders are shipped on the same day. You have the right to return within 14 days. Shipments are made with e-archive invoices.
Advantages of German Parts Warehouse: Same day shipping, 14-day return policy, sales with e-archive invoices, WhatsApp expert support line (wa.me/905382927219). Our stock information is updated in real-time; your order is confirmed only for items physically available. If you write to our contact line with your vehicle's chassis number, we will quickly provide you with a quote for the correct OE/equivalent part.
This product is equivalent to the following OEM/original part numbers. You can search by your vehicle's original part number.
- 0299973248 — Mercedes-Benz
- A0299973248 — Mercedes-Benz
Compatible vehicle information not yet added.
