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Details
| Specification | Value |
|---|---|
| Brand | ELRING |
| MPN | 755.355 |
| Compressor ID | LK3908 |
| Compressor ID | LK3904 |
| Compressor ID | LK3927 |
| Version | KNORR |
OE/OEM numbers (1)
Search by this OE number to find compatible parts
- MAN—51.54901-0089
About this product
ELRING Cylinder Head Gasket Air Compressor (755.355) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Compressor ID: LK3908, Compressor ID: LK3904, Compressor ID: LK3927, Version: KNORR, Goods tariff number: 6815994170 — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. This part supersedes original equipment references: 3 C 50706, 51.54901-0089, 960644. 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 with tracked delivery and a 14-day money-back guarantee with 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 (2)
Cylinder Head Gasket Air Compressor ELRING 755.355 — compatible car models
| Manufacturer article number (MPN) | 755.355 |
|---|---|
| OE part numbers | 51.54901-0089 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
ELRING 755.355 . Compressor ID: LK3904. Compressor ID: LK3908. Compressor ID: LK3927. Goods tariff number: 6815994170. Version: KNORR
- 1x Cylinder Head Gasket Air Compressor
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 5–9 business days
- Order before 5pm — ships the next working day
- 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: Compressor ID: LK3908; Compressor ID: LK3904; Compressor ID: LK3927; Version: KNORR; Goods tariff number: 6815994170. 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: 51.54901-0089. 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 £5.99. 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 51.54901-0089?
Yes, this ELRING Cylinder Head Gasket Air Compressor is a direct replacement for OE part number 51.54901-0089. 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 755.355 the same as the ELRING 401.652?
No, while both are Cylinder Head Gasket Air Compressor parts, they are different products. The ELRING 755.355 has Compressor ID: LK3908, Compressor ID: LK3904, Compressor ID: LK3927. 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.
