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Details
| Specification | Value |
|---|---|
| Brand | ERA |
| MPN | 559091a |
OE/OEM numbers (1)
Search by this OE number to find compatible parts
- BMW—11 12 7 794 597
Where this part fits
Original-fit position for OE 11127794597. The red ring marks where this part installs on the vehicle.
About this product
Sourced from ERA, this oil separator crankcase ventilation (559091A) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Verified to fit BMW 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: 001-10-17124, 11 12 7 794 597, 45193, 54182 and 6 more. Matching these numbers confirms a like-for-like replacement with no loss of function. ERA 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.
Suitable cars
Equivalent products (10)
Oil Separator Crankcase Ventilation ERA 559091A — compatible car models
| Car models | BMW: 3 Convertible (E93), 3 Coupe (E92), 3 (E90), 3 Touring (E91), 5 (E60), 5 Touring (E61), 7 (E65, E66, E67), X3 (E83), X5 (E70) |
|---|---|
| Engines | 325 d; 525 d; 730 d; 3.0 d; 3.0 3.0d |
| Year of manufacture | 2001-2013 |
| Manufacturer article number (MPN) | 559091A |
| OE part numbers | 11 12 7 794 597 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
ERA 559091a . 559091A
- 1x Oil Separator Crankcase Ventilation
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 Oil Separator Crankcase Ventilation compatible with my car?
This Oil Separator Crankcase Ventilation fits BMW 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 ERA Oil Separator Crankcase Ventilation have?
The package includes the Oil Separator Crankcase Ventilation as described in the specifications above. Check the "What's included" section for a full list of components. If mounting hardware or accessories are required, they will be listed separately.
What OE part numbers does this Oil Separator Crankcase Ventilation replace?
This Oil Separator Crankcase Ventilation replaces OE part numbers: 11 12 7 794 597. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Oil Separator Crankcase Ventilation cost?
Oil Separator Crankcase Ventilation prices vary depending on brand, specifications, and vehicle compatibility. Check the current price above for this ERA Oil Separator Crankcase Ventilation. All parts come with our 14-day money-back guarantee.
How do I know when to replace my Oil Separator Crankcase Ventilation?
Regular inspection of your Oil Separator Crankcase Ventilation 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 Oil Separator Crankcase Ventilation?
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 Oil Separator Crankcase Ventilation fitted by a professional mechanic.
Can I use this part as a replacement for OE 11 12 7 794 597?
Yes, this ERA Oil Separator Crankcase Ventilation is a direct replacement for OE part number 11 12 7 794 597. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
