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Details
| Specification | Value |
|---|---|
| Brand | ELRING |
| MPN | 773.204 |
| Cylinder Bore [mm] | 90 mm |
| Version | WABCO |
OE/OEM numbers (7)
Search by this OE number to find compatible parts
- MERCEDES-BENZ—407 131 08 80
- MERCEDES-BENZ—442 131 06 80
- MAN—51.54901-0012
- MAN—51.54901-0029
- MAN—81.54901-0023
- MERCEDES-BENZ—A 407 131 08 80
- MERCEDES-BENZ—A 442 131 06 80
Where this part fits
Original-fit position for OE A4421310680. The red ring marks where this part installs on the vehicle.

About this product
When cylinder head gasket air compressor performance matters, the ELRING 773.204 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Cylinder Bore [mm]: 90 mm, Material: Steel, Version: WABCO, Goods tariff number: 7616995190. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. This part supersedes original equipment references: 01.15.029, 31-024548-10, 3.75501, 407 131 08 80 and 8 more. Matching these numbers confirms a like-for-like replacement with no loss of function. ELRING 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 ELRING
Elring, founded in 1879 in Dettingen an der Erms, Germany, is a globally recognised specialist in engine sealing technology and gasket manufacturing. Elring specialises in cylinder head gaskets, valve cover gaskets, oil pan gaskets, exhaust manifold gaskets, and complete gasket sets. As an OE supplier to Mercedes-Benz, BMW, Volkswagen, and Audi, Elring gaskets deliver factory-precision sealing. With 140+ years of sealing innovation and state-of-the-art manufacturing, Elring is the professional's choice for leak-free engine assembly and repair.
Suitable cars
Vehicle matches are curated from manufacturer data
Confirmed fits based on manufacturer data.Equivalent products (5)
Cylinder Head Gasket Air Compressor ELRING 773.204 — compatible car models
| Manufacturer article number (MPN) | 773.204 |
|---|---|
| OE part numbers | 407 131 08 80, 442 131 06 80, 51.54901-0012, 51.54901-0029, 81.54901-0023, A 407 131 08 80, A 442 131 06 80 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
ELRING 773.204 . Cylinder Bore [mm]: 90 mm. Goods tariff number: 7616995190. Material: 1. Version: WABCO
- 1x Cylinder Head Gasket Air Compressor
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 Cylinder Head Gasket Air Compressor compatible with my car?
Use the vehicle selector at the top of the page to check compatibility. Enter your car's make, model, and engine — we'll confirm whether this Cylinder Head Gasket Air Compressor fits. All fitment data is verified through TecDoc.
What specifications does this ELRING Cylinder Head Gasket Air Compressor have?
This ELRING Cylinder Head Gasket Air Compressor has the following specifications: Cylinder Bore [mm]: 90 mm; Material: 1; Version: WABCO; Goods tariff number: 7616995190. Check the full specifications table above for complete details.
What OE part numbers does this Cylinder Head Gasket Air Compressor replace?
This Cylinder Head Gasket Air Compressor replaces OE part numbers: 407 131 08 80, 442 131 06 80, 51.54901-0012, 51.54901-0029, 81.54901-0023, A 407 131 08 80, A 442 131 06 80. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Cylinder Head Gasket Air Compressor cost?
This ELRING Cylinder Head Gasket Air Compressor is available for £10.99. Cylinder Head Gasket Air Compressor prices vary depending on brand, specifications, and vehicle compatibility. ELRING parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Cylinder Head Gasket Air Compressor?
Regular inspection of your Cylinder Head Gasket Air Compressor 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 Cylinder Head Gasket Air Compressor?
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 Cylinder Head Gasket Air Compressor fitted by a professional mechanic.
Can I use this part as a replacement for OE 407 131 08 80?
Yes, this ELRING Cylinder Head Gasket Air Compressor is a direct replacement for OE part number 407 131 08 80. 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 ELRING 773.204 the same as the ELRING 401.652?
No, while both are Cylinder Head Gasket Air Compressor parts, they are different products. The ELRING 773.204 has Cylinder Bore [mm]: 90 mm, Material: 1, Version: WABCO. The ELRING 401.652 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.
