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Details
| Specification | Value |
|---|---|
| Brand | FEBI BILSTEIN |
| Weight [kg] | 0,075 kg |
| Outer Diameter [mm] | 40 mm |
| External Thread Size | M8 x 1.25 |
OE/OEM numbers (1)
Search by this OE number to find compatible parts
- AUDI—4A0 121 273 A
Where this part fits
Original-fit position for OE 4A0121273A. The red ring marks where this part installs on the vehicle.
About this product
FEBI BILSTEIN Mounting Radiator (21944) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Weight [kg]: 0, 075 kg, Material: 43, Outer Diameter [mm]: 40 mm, External Thread Size: M8 x 1, 25 — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with AUDI vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 108 767, 1490516, 29739, 30775 and 15 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 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 (22)
Show all 22 OE numbers
Mounting Radiator FEBI BILSTEIN 21944 — compatible car models
| Car models | AUDI: 100 C4 Avant (4A5), 100 C4 Saloon (4A2), A6 C4 (4A2), A6 C4 Avant (4A5) |
|---|---|
| Engines | 2.0 E; 2.0; 1.8 |
| Year of manufacture | 1990-1998 |
| Manufacturer article number (MPN) | 21944 |
| OE part numbers | 4A0 121 273 A |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
FEBI BILSTEIN 21944 . External Thread Size: M8 x 1,25. Material: 43. Outer Diameter [mm]: 40 mm. Weight [kg]: 0,075 kg
- 1x Mounting Radiator
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 Mounting Radiator compatible with my car?
This Mounting Radiator fits AUDI 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 Mounting Radiator have?
This FEBI BILSTEIN Mounting Radiator has the following specifications: Weight [kg]: 0,075 kg; Material: 43; Outer Diameter [mm]: 40 mm; External Thread Size: M8 x 1,25. Check the full specifications table above for complete details.
What OE part numbers does this Mounting Radiator replace?
This Mounting Radiator replaces OE part numbers: 4A0 121 273 A. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Mounting Radiator cost?
This FEBI BILSTEIN Mounting Radiator is available for £4.99. Mounting Radiator 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 Mounting Radiator?
Regular inspection of your Mounting Radiator 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 Mounting Radiator?
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 Mounting Radiator fitted by a professional mechanic.
Can I use this part as a replacement for OE 4A0 121 273 A?
Yes, this FEBI BILSTEIN Mounting Radiator is a direct replacement for OE part number 4A0 121 273 A. 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 21944 the same as the FEBI BILSTEIN 01509?
No, while both are Mounting Radiator parts, they are different products. The FEBI BILSTEIN 21944 has Weight [kg]: 0,075 kg, Material: 43, Outer Diameter [mm]: 40 mm. The FEBI BILSTEIN 01509 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.
