The 2020 Audi A3 has 47 steering parts with verified fitment on this page — 8 part types and 17 brands, covering both the 1.4L L4 Turbocharged and the 2.0L L4 Turbocharged. Each part includes a manufacturer part number and application notes.
On the 2020 Audi A3, the steering system connects driver to road through the rack, pump, tie rods, and column components. Most of the listed parts are Tie Rod End (32 parts), Knuckle (4 parts) and Rack and Pinion Bellow (3 parts). The other 5 part types cover the remaining 8 parts.
The 2020 Audi A3 was sold with both the 1.4L L4 Turbocharged and the 2.0L L4 Turbocharged. 28 parts fit every engine; the other 19 are engine-specific. Each part shows which engine(s) it fits.
17 brands supply steering parts for the 2020 Audi A3, led by VAICO (6 parts), MEVOTECH (6 parts) and BECK/ARNLEY (5 parts), plus 14 more brands. Quality grades include Economy and Daily Driver.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2020 Audi A3. 7 parts have it, including DELPHI TA1915 (Tie Rod End) and DELPHI TA1914 (Tie Rod End). Each part number opens a page with every vehicle that part fits.
Knuckle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VAICO Fits: all 2020 A3 engines | V105124 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear RightConvertible | View on Amazon |
| VAICO Fits: all 2020 A3 engines | V105125 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear LeftConvertible | View on Amazon |
| VAICO Fits: 2.0L L4 Turbocharged | V104005 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right | View on Amazon |
| VAICO Fits: 2.0L L4 Turbocharged | V104004 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left | View on Amazon |
This table covers the steering knuckles that carry the hub, caliper and ball joints.
VAICO supplies the 4 Knuckle parts for the 2020 Audi A3. 2 parts fit every engine; the other 2 are engine-specific.
This group includes VAICO V105124, VAICO V105125 and VAICO V104005 and the remaining parts above.
O-Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING Fits: all 2020 A3 engines | 939710 | 🇨🇦 CA 🇲🇽 MX | Inner Diameter [MM]: 28.3Material: Epdm ethylene propylene diene Monomer (M-class) rubber | View on Amazon |
| ELRING Fits: 1.4L L4 Turbocharged | 224450 | 🇲🇽 MX | DynamicBody code: 8V | 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.
2 O-Ring parts for the 2020 Audi A3 come from ELRING. 1 part fits every engine; the other 1 is engine-specific.
Part numbers include ELRING 939710 and ELRING 224450.
Power Steering Pump Seal Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING Fits: 2.0L L4 Turbocharged | 147480 | 🇨🇦 CA | AWDKomfort | View on Amazon |
This table covers the Power Steering Pump Seal kits.
One part is listed for the 2020 Audi A3 — ELRING 147480.
Rack and Pinion
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAE Fits: 2.0L L4 Turbocharged | ER9150 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured Electronic Rack and Pinion Complete | View on Amazon |
| TERREPOWER Fits: all 2020 A3 engines | 2120117E | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | 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 are listed for the 2020 Audi A3, from AAE and TERREPOWER. 1 part fits every engine; the other 1 is engine-specific.
Listed part numbers: AAE ER9150 and TERREPOWER 2120117E.
Rack and Pinion Bellow
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY Fits: all 2020 A3 engines | 1032912 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 165mm Length | View on Amazon |
| DELPHI Fits: 2.0L L4 Turbocharged | TBR4218 | 🇺🇸 US 🇨🇦 CA | Front190mm Length | View on Amazon |
| REIN Fits: 2.0L L4 Turbocharged | BKK0130 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Kit | View on Amazon |
This table covers the rubber boots that seal the inner tie-rod joints on the rack.
3 Rack and Pinion Bellow parts for the 2020 Audi A3 come from 3 brands — BECK/ARNLEY, DELPHI and REIN. 1 part fits every engine; the other 2 are engine-specific.
This group includes BECK/ARNLEY 1032912, DELPHI TBR4218 and REIN BKK0130.
Steering Column Lock
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VAICO Fits: 2.0L L4 Turbocharged | V105316 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | A3 Base ModelCentral Locking with Radio Remote Control | View on Amazon |
| VAICO Fits: 2.0L L4 Turbocharged | V109988 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Does Not Include lock barrelIncludes: Steering Column Lock, with Switch | View on Amazon |
This table covers the Steering Column locks.
2 Steering Column Lock parts for the 2020 Audi A3 come from VAICO.
Part numbers include VAICO V105316 and VAICO V109988.
Steering Gear Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN Fits: 2.0L L4 Turbocharged | HWB1051 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 12x1.5x70mm | View on Amazon |
This table covers the Steering Gear bolts.
One part is listed for the 2020 Audi A3 — REIN HWB1051.
Tie Rod End
Daily Driver
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DELPHI Popular Fits: 2.0L L4 Turbocharged | TA1915 | 🇺🇸 US 🇨🇦 CA | Right Outer | View on Amazon |
| DELPHI Popular Fits: 2.0L L4 Turbocharged | TA1914 | 🇺🇸 US 🇨🇦 CA | Left OuterA3 Quattro | View on Amazon |
| MEVOTECH Popular Fits: all 2020 A3 engines | MS10624 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeIncludes Hardware | View on Amazon |
| MEVOTECH Popular Fits: all 2020 A3 engines | MS10625 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeIncludes Hardware | View on Amazon |
| MOOG Popular Fits: all 2020 A3 engines | EV80665 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Design Allows Easier Installation | View on Amazon |
| DELPHI Fits: 2.0L L4 Turbocharged | TA1905 | 🇺🇸 US 🇨🇦 CA | Inner | View on Amazon |
| LEMFÖRDER Fits: 2.0L L4 Turbocharged | 2532902 | 🇺🇸 US | Inner | View on Amazon |
| LEMFÖRDER Fits: 2.0L L4 Turbocharged | 3528001 | 🇺🇸 US | Right Outer | View on Amazon |
| MEVOTECH Fits: all 2020 A3 engines | MS10711 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeIncludes Hardware | View on Amazon |
| MOOG Fits: all 2020 A3 engines | ES80666 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Design Allows Easier Installation | View on Amazon |
| MOOG Fits: all 2020 A3 engines | ES80667 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Design Allows Easier Installation | View on Amazon |
| SUSPENSIA Fits: all 2020 A3 engines | X52TE4369 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right Outer | View on Amazon |
| SUSPENSIA Fits: all 2020 A3 engines | X52TE4370 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left Outer | View on Amazon |
| SUSPENSIA Fits: all 2020 A3 engines | X52TR4371 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner | View on Amazon |
| TRW Fits: 2.0L L4 Turbocharged | JTE1052 | 🇺🇸 US | Left Outer | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: all 2020 A3 engines | SES80666 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left Outer | View on Amazon |
| SKP Popular Fits: all 2020 A3 engines | SES80667 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right Outer | View on Amazon |
| BECK/ARNLEY Fits: all 2020 A3 engines | 1015850 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left Outer | View on Amazon |
| BECK/ARNLEY Fits: all 2020 A3 engines | 1015851 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right Outer | View on Amazon |
| BECK/ARNLEY Fits: all 2020 A3 engines | 1015864 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner | View on Amazon |
| BECK/ARNLEY Fits: all 2020 A3 engines | 1017778 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Tie Rod End & Boot Kit | View on Amazon |
| DORMAN Fits: all 2020 A3 engines | 543401 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner | View on Amazon |
| DORMAN Fits: all 2020 A3 engines | 544097 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left Outer | View on Amazon |
| DORMAN Fits: all 2020 A3 engines | 544098 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right Outer | View on Amazon |
| FVP Fits: all 2020 A3 engines | TI43125 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner | View on Amazon |
| MEVOTECH Fits: all 2020 A3 engines | GS10624 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Original Grade | View on Amazon |
| MEVOTECH Fits: all 2020 A3 engines | GS10625 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Original Grade | View on Amazon |
| MEVOTECH Fits: all 2020 A3 engines | GS10711 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Original Grade | View on Amazon |
| QUICK STEER Fits: all 2020 A3 engines | EV80665 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner | View on Amazon |
| REIN Fits: 2.0L L4 Turbocharged | SCI0138R | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner | View on Amazon |
| ULTRA-POWER Fits: 2.0L L4 Turbocharged | ES80667 | 🇺🇸 US 🇨🇦 CA | Front RightOuter | View on Amazon |
| ULTRA-POWER Fits: 2.0L L4 Turbocharged | EV80665 | 🇺🇸 US 🇨🇦 CA | Front Inner | View on Amazon |
This table covers the inner and outer tie-rod ends that steer each front knuckle. Typical signs include play on center, a feathered front tire, or a boot that has split and packed with grit. Replace inner and outer ends together on a high-mileage axle, then get an alignment.
32 Tie Rod End parts for the 2020 Audi A3 come from 13 brands — MEVOTECH, BECK/ARNLEY, DELPHI and 10 other brands. The "Popular" part is DELPHI TA1915. Grades run from Daily Driver through Economy; Economy is the most populated section, led by BECK/ARNLEY, DORMAN, MEVOTECH and 5 other brands.
Buying Steering Parts for a 2020 Audi A3
On this vehicle, the steering system connects driver to road through the rack, pump, tie rods, and column components.
- Match the engine first. Some steering parts fit every engine; others are 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 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: Tie Rod End and Knuckle .
Frequently Asked Questions
How many steering parts fit the 2020 Audi A3?
Our catalog currently lists 47 steering parts for the 2020 Audi A3 across 8 subcategories and 17 brands, covering both the 1.4L L4 Turbocharged and the 2.0L L4 Turbocharged. Each part is matched to the engine(s) it fits.
Do steering parts differ between 2020 Audi A3 engines?
Some do. 28 parts fit every engine; the other 19 are engine-specific. Each row (and the filter at the top) shows which. 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 steering problems on a 2020 Audi A3?
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 2020 Audi A3 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 2020 Audi A3?
First match the engine — each row shows which engine(s) the part fits. 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 2020 Audi A3
Steering Parts for Other Audi A3 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.