43 Steering parts are listed for the 2021 Audi Q3, in 7 part types, covering both the 1.4L L4 Turbocharged and the 2.0L L4 Turbocharged. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2021 Audi Q3, 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 (30 parts), Knuckle (4 parts) and Rack and Pinion Bellow (4 parts). The other 4 part types cover the remaining 5 parts.
The 2021 Audi Q3 was sold with both the 1.4L L4 Turbocharged and the 2.0L L4 Turbocharged. 21 parts fit every engine; the other 22 are engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2021 Audi Q3 steering parts are DELPHI (8 parts), MEVOTECH (6 parts) and VAICO (5 parts), plus 10 more brands. Quality grades include Daily Driver and Economy.
6 parts on this 2021 Audi Q3 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including DELPHI TA1915 (Tie Rod End) and DELPHI TA1914 (Tie Rod End). Click any part number to see every vehicle that part fits.
Knuckle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VAICO Fits: 2.0L L4 Turbocharged | V104005 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Right | View on Amazon |
| VAICO Fits: 2.0L L4 Turbocharged | V104004 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Left | View on Amazon |
| VAICO Fits: 2.0L L4 Turbocharged | V107800 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear LeftAWD | View on Amazon |
| VAICO Fits: 2.0L L4 Turbocharged | V107805 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear RightAWD | View on Amazon |
This table covers the steering knuckles that carry the hub, caliper and ball joints.
4 Knuckle parts for the 2021 Audi Q3 come from VAICO.
Part numbers include VAICO V104005, VAICO V104004 and VAICO V107800, among others listed above.
O-Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING Fits: 1.4L L4 Turbocharged | 224450 | 🇲🇽 MX | Sportback SelectBody code: F3 | View on Amazon |
| ELRING Fits: 2.0L L4 Turbocharged | 939710 | 🇨🇦 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.
ELRING supplies both parts for the 2021 Audi Q3.
Listed part numbers: ELRING 224450 and ELRING 939710.
Power Steering Pump Seal Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING Fits: 2.0L L4 Turbocharged | 147480 | 🇨🇦 CA | KomfortBody code: F3 | View on Amazon |
This table covers the Power Steering Pump Seal kits.
This group shows a single part: ELRING 147480.
Rack and Pinion Bellow
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY Fits: all 2021 Q3 engines | 1032912 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 165mm Length | View on Amazon |
| DELPHI Fits: 2.0L L4 Turbocharged | TBR4218 | 🇺🇸 US 🇨🇦 CA | Front190mm Length | View on Amazon |
| DELPHI Fits: 2.0L L4 Turbocharged | TBR4584 | 🇺🇸 US 🇨🇦 CA | without DYNAMIC STEERING | 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.
4 Rack and Pinion Bellow parts are listed for the 2021 Audi Q3, from DELPHI, BECK/ARNLEY and REIN. 1 part fits every engine; the other 3 are engine-specific.
Part numbers include BECK/ARNLEY 1032912, DELPHI TBR4218 and DELPHI TBR4584, among others listed above.
Steering Column Lock
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| 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.
One part is listed for the 2021 Audi Q3 — 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.
This group shows a single part: 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 Outer | View on Amazon |
| MEVOTECH Popular Fits: all 2021 Q3 engines | MS10624 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeIncludes Hardware | View on Amazon |
| MEVOTECH Popular Fits: all 2021 Q3 engines | MS10625 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeIncludes Hardware | View on Amazon |
| DELPHI Fits: 2.0L L4 Turbocharged | TA3706 | 🇺🇸 US 🇨🇦 CA | Front Innerwith Dynamic Steering | View on Amazon |
| DELPHI Fits: 2.0L L4 Turbocharged | TA3850 | 🇺🇸 US 🇨🇦 CA | Front Left Outer | View on Amazon |
| DELPHI Fits: 2.0L L4 Turbocharged | TA3851 | 🇺🇸 US 🇨🇦 CA | Front Right Outer | View on Amazon |
| DELPHI Fits: 2.0L L4 Turbocharged | TA2903 | 🇺🇸 US 🇨🇦 CA | Front Innerwith Servotronic Steering | View on Amazon |
| MEVOTECH Fits: all 2021 Q3 engines | MS10711 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeIncludes Hardware | View on Amazon |
| MOOG Fits: all 2021 Q3 engines | ES800505 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Left Outer | View on Amazon |
| MOOG Fits: all 2021 Q3 engines | ES80666 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Design Allows Easier Installation | View on Amazon |
| MOOG Fits: all 2021 Q3 engines | ES80667 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Design Allows Easier Installation | View on Amazon |
| MOOG Fits: all 2021 Q3 engines | EV800899 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Design Allows Easier Installation | View on Amazon |
| SUSPENSIA Fits: all 2021 Q3 engines | X52TE4369 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right Outer | View on Amazon |
| SUSPENSIA Fits: all 2021 Q3 engines | X52TE4370 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left Outer | View on Amazon |
| TRW Fits: 2.0L L4 Turbocharged | JTE1055 | 🇺🇸 US | Right Outer | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: all 2021 Q3 engines | SES80666 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left Outer | View on Amazon |
| SKP Popular Fits: all 2021 Q3 engines | SES80667 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right Outer | View on Amazon |
| BECK/ARNLEY Fits: all 2021 Q3 engines | 1015850 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left Outer | View on Amazon |
| BECK/ARNLEY Fits: all 2021 Q3 engines | 1015851 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right Outer | View on Amazon |
| BECK/ARNLEY Fits: all 2021 Q3 engines | 1017810 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner | View on Amazon |
| DORMAN Fits: all 2021 Q3 engines | 544097 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left Outer | View on Amazon |
| DORMAN Fits: all 2021 Q3 engines | 544098 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right Outer | View on Amazon |
| DORMAN Fits: 2.0L L4 Turbocharged | 543402 | 🇺🇸 US | Front InnerPremium or Premium Plus | View on Amazon |
| MEVOTECH Fits: all 2021 Q3 engines | GS10624 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Original Grade | View on Amazon |
| MEVOTECH Fits: all 2021 Q3 engines | GS10625 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Original Grade | View on Amazon |
| MEVOTECH Fits: all 2021 Q3 engines | GS10711 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Original Grade | View on Amazon |
| QUICK STEER Fits: all 2021 Q3 engines | EV800899 | 🇺🇸 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 | ES800505 | 🇺🇸 US 🇨🇦 CA | LeftOuter | 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.
30 Tie Rod End parts are listed for the 2021 Audi Q3, from DELPHI, MEVOTECH, MOOG and 7 other brands. DELPHI TA1915 carries the "Popular" badge. They are grouped as Daily Driver and Economy, with Daily Driver the largest group at 16 parts from DELPHI, MOOG, MEVOTECH and 2 other brands.
Buying Steering Parts for a 2021 Audi Q3
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 2021 Audi Q3?
Our catalog currently lists 43 steering parts for the 2021 Audi Q3 across 7 subcategories and 13 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 2021 Audi Q3 engines?
Some do. 21 parts fit every engine; the other 22 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 2021 Audi Q3?
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 2021 Audi Q3 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 2021 Audi Q3?
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 2021 Audi Q3
Steering Parts for Other Audi Q3 Years
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