11 Steering parts are listed for the 2015 Audi S6, in 5 part types, covering the 4.0L V8 Turbocharged engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2015 Audi S6, the steering system connects driver to road through the rack, pump, tie rods, and column components. Most of the listed parts are Rack and Pinion Bellow (4 parts), Knuckle (2 parts) and Rack and Pinion (2 parts). The other 2 part types cover the remaining 3 parts.
Every part on this page is matched to the 4.0L V8 Turbocharged — the only engine offered in the 2015 Audi S6.
The most listed brands for 2015 Audi S6 steering parts are VAICO (2 parts), AAE (2 parts) and BECK/ARNLEY (2 parts), plus 5 more brands.
Each part number listed for the 2015 Audi S6 opens a page with every vehicle that part fits.
Knuckle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VAICO | V109395 | 🇺🇸 US 🇨🇦 CA | Front LeftGrade: AM | View on Amazon |
| VAICO | V109396 | 🇺🇸 US 🇨🇦 CA | Front RightGrade: AM | View on Amazon |
This table covers the steering knuckles that carry the hub, caliper and ball joints.
2 Knuckle parts for the 2015 Audi S6 come from VAICO.
Listed part numbers: VAICO V109395 and VAICO V109396.
O-Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING | 939710 | 🇺🇸 US 🇨🇦 CA | Inner Diameter [MM]: 28.3Material: Epdm ethylene propylene diene Monomer (M-class) rubber | View on Amazon |
This table covers the O-rings that seal this joint. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove.
One part is listed for the 2015 Audi S6 — ELRING 939710.
Rack and Pinion
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAE | ER9120 | 🇺🇸 US 🇨🇦 CA | Remanufactured Electronic Rack and Pinion Complete | View on Amazon |
| AAE | ER9121 | 🇺🇸 US 🇨🇦 CA | Remanufactured Electronic Rack and Pinion Complete | View on Amazon |
This table covers the steering gear assemblies that turn the tie rods. Typical signs include fluid at a torn boot, a growl when you turn, or play that the inner tie rods do not explain. Flush the old power-steering fluid with the rack — grit in the old fluid is the usual cause of a repeat leak.
2 Rack and Pinion parts for the 2015 Audi S6 come from AAE.
This group includes AAE ER9120 and AAE ER9121.
Rack and Pinion Bellow
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY | 1033068 | 🇺🇸 US 🇨🇦 CA | Left | View on Amazon |
| BECK/ARNLEY | 1033142 | 🇺🇸 US 🇨🇦 CA | Right | View on Amazon |
| DELPHI | TBR4590 | 🇺🇸 US 🇨🇦 CA | Left | View on Amazon |
| REIN | BKP0089R | 🇺🇸 US 🇨🇦 CA | Right | View on Amazon |
This table covers the rubber boots that seal the inner tie-rod joints on the rack.
4 Rack and Pinion Bellow parts are listed for the 2015 Audi S6, from BECK/ARNLEY, DELPHI and REIN.
Listed part numbers: BECK/ARNLEY 1033068, BECK/ARNLEY 1033142 and DELPHI TBR4590, plus the other parts above.
Steering Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 425876 | 🇺🇸 US 🇨🇦 CA | Lower Intermediate | View on Amazon |
| LARES | 725 | 🇺🇸 US 🇨🇦 CA | Lower Intermediate | View on Amazon |
This table covers the Steering shafts.
2 Steering Shaft parts for the 2015 Audi S6 come from 2 brands — DORMAN and LARES.
Listed part numbers: DORMAN 425876 and LARES 725.
Buying Steering Parts for a 2015 Audi S6
On this vehicle, the steering system connects driver to road through the rack, pump, tie rods, and column components.
- Confirm you have the 4.0L V8 Turbocharged engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the inner and outer tie-rod ends together on higher-mileage vehicles, then get an alignment.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Rack and Pinion Bellow and Knuckle .
Frequently Asked Questions
How many steering parts fit the 2015 Audi S6?
Our catalog currently lists 11 steering parts for the 2015 Audi S6 across 5 subcategories and 8 brands, covering the 4.0L V8 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of steering problems on a 2015 Audi S6?
Common symptoms include play or looseness on center, a whine when turning, fluid weeping from rack boots, or uneven tire wear on the front axle. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the inner and outer tie-rod ends together on higher-mileage vehicles, then get an alignment.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2015 Audi S6 was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2015 Audi S6?
Every part on this page is matched to the 4.0L V8 Turbocharged engine. Then flush old power-steering fluid when replacing a pump or rack — grit in the old fluid is the number-one cause of repeat failure. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2015 Audi S6
Steering Parts for Other Audi S6 Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.