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Details
| Specification | Value |
|---|---|
| Brand | FEBI BILSTEIN |
| Category | coolant expansion tank |
| Weight [kg] | 0.7 kg |
OE numbers (2)
Search by this OE number to find compatible parts
- BMW—17 11 1 723 071
- BMW—17 11 1 741 167
Where this part fits
Original-fit position for OE 17111741167. The red ring marks where this part installs on the vehicle.
About this product
The FEBI BILSTEIN coolant expansion tank (23747) 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: Weight [kg]: 0, Ceramic kg, Supplementary Article/Supplementary Info: 897, Supplementary Article/Info 2: 288. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. 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: 003-60-01179, 004-026-003, 03322, 053001N and 60 more. 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 with tracked delivery and a 14-day money-back guarantee with 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 (66)
Show all 66 OE numbers
coolant expansion tank FEBI BILSTEIN 23747 — compatible car models
| Car models | BMW: 5 (E39), 5 Touring (E39), 7 (E38), 8 (E31), Z8 Roadster (E52) |
|---|---|
| Engines | 535 i; 540 i; 730 i, iL; 840 i; 4.9 |
| Year of manufacture | 1990-2004 |
| Manufacturer article number (MPN) | 23747 |
| OE part numbers | 17 11 1 723 071, 17 11 1 741 167 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
FEBI BILSTEIN 23747 coolant expansion tank. Supplementary Article/Info 2: 288. Supplementary Article/Supplementary Info: 897. Weight [kg]: 0,7 kg
- 1x coolant expansion tank
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 coolant expansion tank compatible with my car?
This coolant expansion tank 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 FEBI BILSTEIN coolant expansion tank have?
This FEBI BILSTEIN coolant expansion tank has the following specifications: Weight [kg]: 0,7 kg; Supplementary Article/Supplementary Info: 897; Supplementary Article/Info 2: 288. Check the full specifications table above for complete details.
What OE part numbers does this coolant expansion tank replace?
This coolant expansion tank replaces OE part numbers: 17 11 1 723 071, 17 11 1 741 167. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a coolant expansion tank cost?
This FEBI BILSTEIN coolant expansion tank is available for £55.99. Coolant expansion tank 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 coolant expansion tank?
Regular inspection of your coolant expansion tank 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 coolant expansion tank?
Tools needed: hose clamp pliers, flat-head screwdriver, 8mm socket, coolant top-up bottle. Difficulty: Easy DIY. Safety warning: Only open the expansion tank cap when the engine is completely cold -- coolant system is under pressure when hot and will spray scalding fluid if opened.
Can I use this part as a replacement for OE 17 11 1 723 071?
Yes, this FEBI BILSTEIN coolant expansion tank is a direct replacement for OE part number 17 11 1 723 071. 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 23747 the same as the FEBI BILSTEIN 02136?
No, while both are coolant expansion tank parts, they are different products. The FEBI BILSTEIN 23747 has Weight [kg]: 0,7 kg, Supplementary Article/Supplementary Info: 897, Supplementary Article/Info 2: 288. The FEBI BILSTEIN 02136 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.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
