56 Drivetrain parts are listed for the 2015 Audi A6, in 8 part types, covering all 3 engine options (2.0L L4 Turbocharged, 3.0L V6 DIESEL Turbocharged and 3.0L V6 Supercharged). Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2015 Audi A6, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. 41 parts of the 56 listed are CV Axle (22 parts), CV Joint Boot (12 parts) and Gear Oil (7 parts). The other 5 part types cover the remaining 15 parts.
The 2015 Audi A6 was sold with 3 engines. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
14 brands supply drivetrain parts for the 2015 Audi A6, led by VALVOLINE (11 parts), VAICO (8 parts) and GSP (8 parts), plus 11 more brands. Quality grades include Standard Replacement, Premium and Economy.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2015 Audi A6. 11 parts have it, including TOP NOTCH TN19013PR (CV Axle) and BECK/ARNLEY 1033141 (CV Joint Boot). Each part number opens a page with every vehicle that part fits.
Axle Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TIMKEN Fits: 3.0L V6 DIESEL Turbocharged | SL260502 | 🇺🇸 US 🇨🇦 CA | RearA6 Quattro | View on Amazon |
This table covers the seals where an axle shaft exits the housing. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
One part is listed for the 2015 Audi A6 — TIMKEN SL260502.
CV Axle
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VAICO Fits: 3.0L V6 DIESEL Turbocharged | V107636 | 🇺🇸 US | Fits Rear Leftwithout Sport Differential | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TOP NOTCH Popular Fits: 3.0L V6 DIESEL Turbocharged | TN19013PR | 🇺🇸 US 🇨🇦 CA | Performance | View on Amazon |
| GSP Fits: 3.0L V6 DIESEL Turbocharged | PR23019 | 🇺🇸 US 🇨🇦 CA | Performance Revolution | View on Amazon |
| GSP Fits: 3.0L V6 DIESEL Turbocharged | PR23017 | 🇺🇸 US 🇨🇦 CA | Performance Revolution | View on Amazon |
| GSP Fits: 3.0L V6 DIESEL Turbocharged | PR23020 | 🇺🇸 US 🇨🇦 CA | Performance Revolution | View on Amazon |
| GSP Fits: 3.0L V6 DIESEL Turbocharged | PR23008 | 🇺🇸 US 🇨🇦 CA | Performance Revolution | View on Amazon |
| TOP NOTCH Fits: 3.0L V6 DIESEL Turbocharged | TN19011PR | 🇺🇸 US 🇨🇦 CA | Performance | View on Amazon |
| TOP NOTCH Fits: 3.0L V6 DIESEL Turbocharged | TN19014PR | 🇺🇸 US 🇨🇦 CA | Performance | View on Amazon |
| TOP NOTCH Fits: 3.0L V6 DIESEL Turbocharged | TN19005PR | 🇺🇸 US 🇨🇦 CA | Performance | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| APWI Popular Fits: 3.0L V6 DIESEL Turbocharged | AD8374 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| GSP Popular Fits: 3.0L V6 DIESEL Turbocharged | NCV23019 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| TOP NOTCH Popular Fits: 3.0L V6 DIESEL Turbocharged | TN19013 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| TRAKMOTIVE Popular Fits: 3.0L V6 DIESEL Turbocharged | AD8162 | 🇺🇸 US 🇨🇦 CA | AAR Joint Design | View on Amazon |
| CARDONE Fits: 3.0L V6 DIESEL Turbocharged | 667483 | 🇺🇸 US 🇨🇦 CA | Fits Rear Leftwithout Sport Differential | View on Amazon |
| GSP Fits: 3.0L V6 DIESEL Turbocharged | NCV23017 | 🇺🇸 US 🇨🇦 CA | Rear Rightwith Sport Differential | View on Amazon |
| GSP Fits: 3.0L V6 DIESEL Turbocharged | NCV23020 | 🇺🇸 US 🇨🇦 CA | Rear Leftwith Sport Differential | View on Amazon |
| GSP Fits: 3.0L V6 DIESEL Turbocharged | NCV23008 | 🇺🇸 US 🇨🇦 CA | Rearwithout Sport Differential | View on Amazon |
| TOP NOTCH Fits: 3.0L V6 DIESEL Turbocharged | TN19014 | 🇺🇸 US 🇨🇦 CA | Rear Leftwith Sport Differential | View on Amazon |
| TOP NOTCH Fits: 3.0L V6 DIESEL Turbocharged | TN19005 | 🇺🇸 US 🇨🇦 CA | Rearwithout Sport Differential | View on Amazon |
| TRAKMOTIVE Fits: 3.0L V6 DIESEL Turbocharged | AD8189 | 🇺🇸 US 🇨🇦 CA | Rearwithout Torque Vectoring Differential | View on Amazon |
| TRAKMOTIVE Fits: 3.0L V6 DIESEL Turbocharged | AD8196 | 🇺🇸 US 🇨🇦 CA | Rear Leftwith Torque Vectoring | View on Amazon |
| TRAKMOTIVE Fits: 3.0L V6 DIESEL Turbocharged | AD8197 | 🇺🇸 US 🇨🇦 CA | Rear Rightwith Torque Vectoring Differential | View on Amazon |
This table covers the complete CV axle shafts from differential (or hub) to wheel. Typical signs include a click in tight turns, grease flung around the wheel well, or a vibration that builds with speed. A torn boot caught early is a boot kit; caught late it is the whole axle. Torque the axle nut to the method in the notes.
22 CV Axle parts are listed for the 2015 Audi A6, from GSP, TOP NOTCH, TRAKMOTIVE and 3 other brands. TOP NOTCH TN19013PR carries the "Popular" badge.
In the Economy grade, VAICO supplies 1 part: the catalog's value-priced group. A representative part number is VAICO V107636.
The Premium section lists 8 options from TOP NOTCH and GSP — a step above OE specification in materials, tolerances or warranty terms. TOP NOTCH TN19013PR is listed in this group.
The Standard Replacement section lists 13 options from GSP, TRAKMOTIVE, TOP NOTCH and 2 other brands — built to original-equipment specification. APWI AD8374 is listed in this group.
CV Joint
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GKN Fits: 3.0L V6 DIESEL Turbocharged | 306654 | 🇺🇸 US 🇨🇦 CA | Thermosplastic Elastomer (TPE) | View on Amazon |
| GKN Fits: 3.0L V6 DIESEL Turbocharged | 306275 | 🇺🇸 US 🇨🇦 CA | Pre-lubricatedThermosplastic Elastomer (TPE) | View on Amazon |
| MARELLI Fits: 3.0L V6 DIESEL Turbocharged | TDS0420 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| VAICO Fits: 3.0L V6 DIESEL Turbocharged | V106923 | 🇺🇸 US | Front Outer | View on Amazon |
This table covers the constant-velocity joints at each end of a drive axle.
4 CV Joint parts are listed for the 2015 Audi A6, from GKN, MARELLI and VAICO.
Listed part numbers: GKN 306654, GKN 306275 and MARELLI TDS0420, plus the other parts above.
CV Joint Boot
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY Popular Fits: 3.0L V6 DIESEL Turbocharged | 1033141 | 🇺🇸 US 🇨🇦 CA | Front Outer | View on Amazon |
| MEVOTECH Popular Fits: 3.0L V6 DIESEL Turbocharged | DX747 | 🇺🇸 US 🇨🇦 CA | Rear Inner | View on Amazon |
| REIN Popular Fits: 3.0L V6 DIESEL Turbocharged | BKN0124 | 🇺🇸 US 🇨🇦 CA | Rear Inner | View on Amazon |
| BECK/ARNLEY Fits: 3.0L V6 DIESEL Turbocharged | 1032978 | 🇺🇸 US 🇨🇦 CA | Rear Inner | View on Amazon |
| BECK/ARNLEY Fits: 3.0L V6 DIESEL Turbocharged | 1033043 | 🇺🇸 US 🇨🇦 CA | Front Inner | View on Amazon |
| GKN Fits: 3.0L V6 DIESEL Turbocharged | 304936 | 🇺🇸 US 🇨🇦 CA | Does Not contain CapThermoplastic Elastomer | View on Amazon |
| GKN Fits: 3.0L V6 DIESEL Turbocharged | 305061 | 🇺🇸 US 🇨🇦 CA | Thermoplastic ElastomerThermosplastic Elastomer (TPE) | View on Amazon |
| GKN Fits: 3.0L V6 DIESEL Turbocharged | 306313 | 🇺🇸 US 🇨🇦 CA | OUTER Diameter 1.023 InThermoplastic Elastomer | View on Amazon |
| REIN Fits: 3.0L V6 DIESEL Turbocharged | BKN0170 | 🇺🇸 US 🇨🇦 CA | Front Inner | View on Amazon |
| VAICO Fits: 3.0L V6 DIESEL Turbocharged | V106252 | 🇺🇸 US | Subset | View on Amazon |
| VAICO Fits: 3.0L V6 DIESEL Turbocharged | V105635 | 🇺🇸 US | Front OuterGrade: AM | View on Amazon |
| VAICO Fits: 3.0L V6 DIESEL Turbocharged | V105633 | 🇺🇸 US | Front InnerGrade: AM | View on Amazon |
This table covers the boots that keep grease in a CV joint. Typical signs include a split boot, grease flung around the joint, or a click once grit is inside. A boot caught early is a kit. Once the joint has clicked, the joint itself is usually worn.
12 CV Joint Boot parts are listed for the 2015 Audi A6, from BECK/ARNLEY, GKN, VAICO and 2 other brands. BECK/ARNLEY 1033141 carries the "Popular" badge.
Differential Pinion Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TIMKEN Fits: 3.0L V6 DIESEL Turbocharged | SL260602 | 🇺🇸 US | Rear | View on Amazon |
This table covers the seals at the differential pinion yoke. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
One part is listed for the 2015 Audi A6 — TIMKEN SL260602.
Drive Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.0L V6 DIESEL Turbocharged | 966453 | 🇺🇸 US 🇨🇦 CA | Length: 64.125" | View on Amazon |
| GKN Fits: 3.0L V6 DIESEL Turbocharged | GKNP20057 | 🇺🇸 US 🇨🇦 CA | Length 1649mm | View on Amazon |
| VAICO Fits: 3.0L V6 DIESEL Turbocharged | V107638 | 🇺🇸 US 🇨🇦 CA | External Toothing wheel side: 42Right Rear | View on Amazon |
| VAICO Fits: 3.0L V6 DIESEL Turbocharged | V107637 | 🇺🇸 US 🇨🇦 CA | External Toothing wheel side: 42Left Rear | View on Amazon |
This table covers the driveshafts that carry torque from the transmission or transfer case.
4 Drive Shaft parts for the 2015 Audi A6 come from 3 brands — VAICO, DORMAN and GKN.
Part numbers include DORMAN 966453, GKN GKNP20057 and VAICO V107638, among others listed above.
Gear Oil
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Popular Fits: 3.0L V6 DIESEL Turbocharged | VV975 | 🇺🇸 US 🇨🇦 CA | Advanced Full Synthetic SAE 75W-90 Gear Oil1 Quart | View on Amazon |
| VALVOLINE Popular Fits: 3.0L V6 DIESEL Turbocharged | 889785 | 🇺🇸 US 🇨🇦 CA | Full Synthetic SAE 75W-90 Gear Oil1 Quart Flex Fill | View on Amazon |
| VALVOLINE Fits: 3.0L V6 DIESEL Turbocharged | 882505 | 🇺🇸 US 🇨🇦 CA | Advanced Full Synthetic SAE 75W-90 Gear Oil1 Gallon | View on Amazon |
| VALVOLINE Fits: 3.0L V6 DIESEL Turbocharged | 723856 | 🇺🇸 US 🇨🇦 CA | Advanced Full Synthetic SAE 75W-90 Gear Oil5 Gallon | View on Amazon |
| VALVOLINE Fits: 3.0L V6 DIESEL Turbocharged | 819195 | 🇺🇸 US 🇨🇦 CA | VPS Full Synthetic SAE 75W-90 Gear Oil1 Quart | View on Amazon |
| VALVOLINE Fits: 3.0L V6 DIESEL Turbocharged | 902146 | 🇺🇸 US 🇨🇦 CA | Extended Protection Full Synthetic SAE 75W-90 Gear Oil1 Quart Flex Fill | View on Amazon |
| VALVOLINE Fits: 3.0L V6 DIESEL Turbocharged | 904644 | 🇺🇸 US 🇨🇦 CA | VPS Full Synthetic SAE 75W-90 Gear Oil1 Quart Flex Fill | View on Amazon |
This table covers the gear oils specified for the axle or transfer case. Typical signs include a low-oil lamp, knocking, or oil that has gone thin before the next interval. Match the viscosity and spec in the notes, not just the weight on the bottle.
VALVOLINE supplies the 7 Gear Oil parts for the 2015 Audi A6. VALVOLINE VV975 carries the "Popular" badge.
This group includes VALVOLINE VV975, VALVOLINE 889785 and VALVOLINE 882505 and the remaining parts above.
Transfer Case Fluid
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Popular Fits: 3.0L V6 DIESEL Turbocharged | VV975 | 🇺🇸 US 🇨🇦 CA | Advanced Full Synthetic SAE 75W-90 Gear Oil1 Quart | View on Amazon |
| VAICO Fits: 3.0L V6 DIESEL Turbocharged | V600432 | 🇺🇸 US 🇨🇦 CA | Grade: OEMTransfer Case Oil DTF-1-20 L | View on Amazon |
| VALVOLINE Fits: 3.0L V6 DIESEL Turbocharged | 889785 | 🇺🇸 US 🇨🇦 CA | Full Synthetic SAE 75W-90 Gear Oil1 Quart Flex Fill | View on Amazon |
| VALVOLINE Fits: 3.0L V6 DIESEL Turbocharged | 882505 | 🇺🇸 US 🇨🇦 CA | Advanced Full Synthetic SAE 75W-90 Gear Oil1 Gallon | View on Amazon |
| VALVOLINE Fits: 3.0L V6 DIESEL Turbocharged | 723856 | 🇺🇸 US 🇨🇦 CA | Advanced Full Synthetic SAE 75W-90 Gear Oil5 Gallon | View on Amazon |
This table covers the fluids specified for the transfer case. Typical signs include discolored fluid, a burnt smell, or a level that keeps dropping. Use only the specification in the notes — the tables group grades because they are not interchangeable.
5 Transfer Case Fluid parts are listed for the 2015 Audi A6, from VALVOLINE and VAICO. VALVOLINE VV975 carries the "Popular" badge.
This group includes VALVOLINE VV975, VAICO V600432 and VALVOLINE 889785 and the remaining parts above.
Buying Drivetrain Parts for a 2015 Audi A6
On this vehicle, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware.
- Match the engine first. Every drivetrain part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the differential or transfer-case fluid with any axle or seal job while everything is already open.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: CV Axle and CV Joint Boot .
Frequently Asked Questions
How many drivetrain parts fit the 2015 Audi A6?
Our catalog currently lists 56 drivetrain parts for the 2015 Audi A6 across 8 subcategories and 14 brands, covering all 3 engine options (2.0L L4 Turbocharged, 3.0L V6 DIESEL Turbocharged and 3.0L V6 Supercharged). Each part is matched to the engine(s) it fits.
Do drivetrain parts differ between 2015 Audi A6 engines?
Yes. Every drivetrain part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of drivetrain problems on a 2015 Audi A6?
Common symptoms include clicking in tight turns, a clunk when shifting between drive and reverse, vibration that builds with speed, or gear oil on the inside of a wheel. 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 differential or transfer-case fluid with any axle or seal job while everything is already open.
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 A6 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 A6?
First match the engine — each row shows which engine(s) the part fits. Then a torn CV boot caught early is a cheap boot kit; caught late it is a whole axle — inspect before deciding which to buy. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2015 Audi A6
Drivetrain Parts for Other Audi A6 Years
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