

Mercedes C Series W202 M111 Cylinder Cover Bolt Set | ELRING 456.111
Mercedes C-Class W202 M111 Cylinder Head Bolt Set
ELRING 456.111 | Original Equipment (OEM) | 100% German Quality
The Mercedes C-Class W202, equipped with the M111 engine, was produced between 1993 and 2000. The cylinder head bolt set plays a critical role in securely fastening the engine's cylinder head to the engine block. This part is vital for maintaining pressure balance within the engine and preventing leaks. The set coded ELRING 456.111 is manufactured in accordance with original equipment standards and is essential for maintaining engine performance. The cylinder head bolt set is an important component in engine assembly and can cause engine failures if improperly installed.
Product Features and Benefits
- OEM Compatibility: As an original equipment manufacturer, ELRING ensures that this bolt set is designed to meet Mercedes standards. The placement of the part is identical to the original bolts.
- Material Quality: Manufactured using high-quality steel and special coatings. This provides durability and corrosion resistance.
- Durability and Lifespan: This bolt set is designed to be long-lasting even under high temperature and pressure conditions. Typical service life can reach up to 100,000 km.
- Performance: By enhancing the engine's sealing, it improves fuel efficiency and overall performance. Additionally, it reduces engine noise levels.
- Testing and Certification: Manufactured in accordance with ISO 9001 and TS 16949 standards. ELRING is approved by many automotive manufacturers worldwide.
Technical Details
| Manufacturer Brand | ELRING |
| Product Code (OE/OEM) | 456.111 |
| Part Type | Cylinder Head Bolt Set |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
This part, equipped with the M111 engine, is compatible with all W202 models produced between 1993 and 2000. This set is necessary to ensure the engine operates safely and securely. Particularly, in situations where the engine performs at high levels, it is critical that these bolts are properly seated.
- Chassis code: W202
- Engine code: M111
- Production year range: 1993-2000
- Trim/Variant: All W202 Variants
It is recommended to confirm with our support line using your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
ELRING is a globally recognized original equipment supplier. They have a long-standing partnership with Mercedes-Benz. Their products are manufactured to high-quality standards and have certifications such as ISO 9001 and TS 16949. ELRING also produces OE parts for many other automotive brands in addition to Mercedes-Benz. Their production facilities in Germany utilize high-quality materials and modern manufacturing techniques.
Installation and Usage Notes
The installation of the cylinder head bolt set must be done carefully. Even tightening of the bolts is important to ensure the engine's sealing. Generally, it is recommended to replace these bolts with every engine revision. During installation, it is advised to set the torque value correctly and use new gaskets if necessary. Additionally, the overall condition of the engine and other components should be checked.
Frequently Asked Questions
In which W202 models is this Cylinder Head Bolt Set used?
This cylinder head bolt set is used in all models of the Mercedes C-Class W202 equipped with the M111 engine. It is compatible with all W202 variants produced between 1993 and 2000.
Is it original or aftermarket?
As an original equipment manufacturer, ELRING has high-quality standards. This part is an original product approved by Mercedes-Benz and is superior in quality and durability compared to aftermarket parts.
How many km does this Cylinder Head Bolt Set last / when should it be replaced?
The typical service life of this bolt set is around 100,000 km. However, this duration may vary depending on the overall condition of the engine and the quality of installation. It is recommended to replace it when signs of wear are observed or during engine revision.
Can I install it myself, or do I need to take it to a mechanic?
The installation process requires attention. If you lack experience, it is recommended to have it installed at an authorized service. However, if you have the necessary tools and experience, you can install it yourself.
How long does it take to arrive, do I have the right to return?
Your orders are shipped on the same day. Depending on your delivery address, your products typically arrive within 1-3 business days. You have the right to return; you can return your product within 14 days.
Advantages of German Parts Warehouse: 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.
- 1029900810 — MERCEDES-BENZ
- 1029900810(10x) — MERCEDES-BENZ
- A1029900810 — MERCEDES-BENZ
- A1029900810(10x) — MERCEDES-BENZ
Compatible vehicle information not yet added.
