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Details
| Specification | Value |
|---|---|
| Brand | FEBI BILSTEIN |
| Length [mm] | 21.5 mm |
| Weight [kg] | 0,004 kg |
| Thread Length [mm] | 9 mm |
| Bolt Head Diameter [mm] | 8 mm |
| External Thread Size | M6 x 1 |
OE/OEM numbers (2)
Search by this OE number to find compatible parts
- MERCEDES-BENZ—642 016 00 74
- MERCEDES-BENZ—A642 016 00 74
Where this part fits
Original-fit position for OE 6420160074. The red ring marks where this part installs on the vehicle.
About this product
The FEBI BILSTEIN Fastening Element Engine Cover (40838) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: Length [mm]: 21, Rubber mm, Weight [kg]: 0, 004 kg, Spanner Size: Brass, Thread Length [mm]: Stainless Steel mm, Bolt Head Diameter [mm]: Carbon mm. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit MERCEDES-BENZ models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 10 94 0838, 642 016 00 74, A642 016 00 74. Matching these numbers confirms a like-for-like replacement with no loss of function. FEBI BILSTEIN is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
About FEBI BILSTEIN
febi bilstein, founded in 1844 in Ennepetal, Germany, is one of the oldest and most comprehensive automotive parts suppliers in the independent aftermarket. febi bilstein offers over 40,000 parts spanning steering, suspension, engine, braking, cooling, and electrical systems. Certified to IATF 16949 and supplying OE-quality components, febi bilstein products undergo rigorous testing to match original equipment performance. With nearly 180 years of German engineering tradition, febi bilstein is the go-to brand for reliable, competitively priced replacement parts.
Suitable cars
Equivalent products (1)
Fastening Element Engine Cover FEBI BILSTEIN 40838 — compatible car models
| Car models | MERCEDES-BENZ: A-CLASS (W176), B-CLASS Sports Tourer (W246, W242), C-CLASS Coupe (C204), C-CLASS T-Model (S203), C-CLASS T-Model (S204), C-CLASS (W203), C-CLASS (W204), CLA Coupe (C117), CLK (C209), CLK Convertible (A209) (+20 more) |
|---|---|
| Engines | A 220 CDI (176.003); B 220 CDI / d (246.203); C 180 (204.349); C 320 CDI (203.220); C 180 CDI (204.200); C 320 CDI (203.020); C 180 CDI (204.000); CLA 220 CDI / d (117.303); CLK 320 CDI (209.320); CLK 320 CDI (209.420); CLS 250 CDI / BlueTEC / d (218.303, 218.304); CLS 320 CDI; CLS 250 CDI / BlueTEC / d (218.903, 218.904); E 200 CGI (207.448); E 200 CGI (207.348) (+15 more) |
| Year of manufacture | 1989-2019 |
| Manufacturer article number (MPN) | 40838 |
| OE part numbers | 642 016 00 74, A642 016 00 74 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
FEBI BILSTEIN 40838 febi Plus. Bolt Head Diameter [mm]: 8 mm. External Thread Size: M6 x 1. Length [mm]: 21,5 mm. Spanner Size: 10. Thread Length [mm]: 9 mm. Weight [kg]: 0,004 kg
- 1x Fastening Element Engine Cover
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Fastening Element Engine Cover compatible with my car?
This Fastening Element Engine Cover fits MERCEDES-BENZ vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this FEBI BILSTEIN Fastening Element Engine Cover have?
This FEBI BILSTEIN Fastening Element Engine Cover has the following specifications: Length [mm]: 21,5 mm; Weight [kg]: 0,004 kg; Spanner Size: 10; Thread Length [mm]: 9 mm; Bolt Head Diameter [mm]: 8 mm; External Thread Size: M6 x 1. Check the full specifications table above for complete details.
What OE part numbers does this Fastening Element Engine Cover replace?
This Fastening Element Engine Cover replaces OE part numbers: 642 016 00 74, A642 016 00 74. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Fastening Element Engine Cover cost?
This FEBI BILSTEIN Fastening Element Engine Cover is available for £1.99. Fastening Element Engine Cover prices vary depending on brand, specifications, and vehicle compatibility. FEBI BILSTEIN parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Fastening Element Engine Cover?
Regular inspection of your Fastening Element Engine Cover is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Fastening Element Engine Cover?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Fastening Element Engine Cover fitted by a professional mechanic.
Can I use this part as a replacement for OE 642 016 00 74?
Yes, this FEBI BILSTEIN Fastening Element Engine Cover is a direct replacement for OE part number 642 016 00 74. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Is the FEBI BILSTEIN 40838 the same as the FEBI BILSTEIN 38850?
No, while both are Fastening Element Engine Cover parts, they are different products. The FEBI BILSTEIN 40838 has Length [mm]: 21,5 mm, Weight [kg]: 0,004 kg, Spanner Size: 10. The FEBI BILSTEIN 38850 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.
