- 🚚Shipped from a European warehouse
- 💶Final price — no customs or import fees within the EU
- ⚡Fast delivery: usually 2–5 business days (depending on the country)
- 🔎Tracking after dispatch
- ↩️14-day returns (EU law)
- 🛡️24-month seller liability
- 💬Support before and after purchase
- ✅ Verified offer — matches the description
- 🧾Clear description and photos
- 🧩Easy variant selection
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- ⭐Good “for now” choice
Right front wheel stub axle for Audi
Aluminum steering knuckle for the right front side, designed for selected Audi A4, A5, and Q5 models. This product is offered as a direct replacement and features a bare knuckles, i.e. the steering knuckle itself without additional wheel system elements.
Application
- Audi A4 Saloon (8K2, B8) – from 11/2007
- Audi A4 Avant (8K5, B8) – from 11/2007
- Audi A4 Allroad (8KH, B8) – from 04/2009
- Audi A5 Sportback (8TA) – from 09/2009
- Audi A5 Convertible (8F7) – from 03/2009
- Audi A5 (8T3) – from 06/2007
- Audi Q5 (8R) – from 11/2008
Applications listed are for the vehicles indicated in the source data. Before purchasing, please compare the part number with the one installed in your vehicle.
Technical specifications
| Parameter | Value |
|---|---|
| Part type | Wheel knuckle, bare knuckles |
| Mounting position | Right front |
| Material | Aluminum alloy |
| Outer diameter | 102.4 mm |
| Diameter after installation | 16.5 mm |
| Inner diameter | 42 mm |
| Diameter tolerance | ±0.2 mm |
| Number of pieces | 1 |
Part numbers
Confirmed OEM/OE numbers: 8K0407254AB, 8K0407254Q, 0407254
Additional reference code: 8K0407254S
Important information before installation
This part does not include the hub, bearing, dust cover disc, or mounting screws. Before ordering, please confirm the part number and compatibility with your installation side and vehicle version.
Helpful information before purchasing
This is the right front wheel hub for selected Audi A4, A5, and Q5 models with B8, 8TA, 8F7, 8T3, and 8R platforms. Before purchasing, compare the part number in your vehicle with the numbers provided and check the installation page.
The most important information
- Mounting position: front right.
- Material: aluminum alloy.
- Outer diameter: 102.4 mm; inner diameter: 42 mm.
- The product is a bare knuckles crossover and does not include the indicated additional elements.
- Confirmed OEM/OE numbers: 8K0407254AB, 8K0407254Q, 0407254.
Contents of the set
1 piece of right front wheel stud, boxed. Hub, bearing, dust cover disc, and mounting bolts not included.
Frequently asked questions
How do I check if a part fits?
Compare the part number in your Audi with numbers 8K0407254AB, 8K0407254Q, and 0407254, and check the model, platform, and right front mounting side. If in doubt, verify compatibility before purchasing.
Is the product ready for assembly?
The offer includes only the bare knuckle steering knuckle. The hub, bearing, dust cover plate, and mounting bolts are not included, so the scope of work and required components must be determined prior to installation.
Does the offer include a complete set?
This offer includes one right front wheel stud. It does not include the hub, bearing, dust cover plate, or mounting bolts.
Why is it worth buying from Multigenus?
- Ships from European warehouse for selected offers
- Final price within the EU, excluding customs and import surcharges
- 14 days to return in accordance with EU law
- Pre- and post-purchase support
- The product is described in a way that makes it easier to choose the right variant