24 Drivetrain parts are listed for the 2020 Acura RDX, in 6 part types, covering the 2.0L L4 Turbocharged engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2020 Acura RDX, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. 21 parts of the 24 listed are CV Axle (10 parts), Transfer Case Fluid (6 parts) and Axle Shaft Seal (5 parts). The other 3 part types cover the remaining 3 parts.
The 2020 Acura RDX came with a single engine, the 2.0L L4 Turbocharged, and every part is verified against it.
8 brands supply drivetrain parts for the 2020 Acura RDX, led by VALVOLINE (6 parts), TRAKMOTIVE (5 parts) and GSP (4 parts), plus 5 more brands.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2020 Acura RDX. 5 parts have it, including SKF 16541A (Axle Shaft Seal) and GSP NCV21071 (CV Axle). Each part number opens a page with every vehicle that part fits.
Axle Shaft Bearing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKF | SC0889 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | View on Amazon |
This table covers the Axle Shaft bearings. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.
This group shows a single part: SKF SC0889.
Axle Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKF Popular | 16541A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | View on Amazon |
| SKF | 13702A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear | View on Amazon |
| TIMKEN | SL260478 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear | View on Amazon |
| WJB / INMOTION PARTS | WS13702A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear1.378 Shaft Diameter | View on Amazon |
| WJB / INMOTION PARTS | WS16541A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | 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.
5 Axle Shaft Seal parts are listed for the 2020 Acura RDX, from SKF, WJB / INMOTION PARTS and TIMKEN. SKF 16541A carries the "Popular" badge.
This group includes SKF 16541A, SKF 13702A and TIMKEN SL260478 and the remaining parts above.
CV Axle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GSP Popular | NCV21071 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left | View on Amazon |
| TRAKMOTIVE Popular | HO86040 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AAR Joint Design | View on Amazon |
| GSP | NCV21072 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right | View on Amazon |
| GSP | NCV21097 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Left | View on Amazon |
| GSP | NCV21096 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Right | View on Amazon |
| TOP NOTCH | TN50312 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Left | View on Amazon |
| TOP NOTCH | TN50311 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Right | View on Amazon |
| TRAKMOTIVE | HO86044 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AAR Joint Design | View on Amazon |
| TRAKMOTIVE | HO86042 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AAR Joint Design | View on Amazon |
| TRAKMOTIVE | HO86038 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AAR Joint Design | 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.
10 CV Axle parts are listed for the 2020 Acura RDX, from GSP, TRAKMOTIVE and TOP NOTCH. GSP NCV21071 carries the "Popular" badge.
CV Intermediate Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TRAKMOTIVE | HO3550 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | View on Amazon |
This table covers the CV Intermediate shafts.
This group shows a single part: TRAKMOTIVE HO3550.
Differential Oil Temperature Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY | 1581807 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the Differential Oil temperature sensors. Typical signs include hard cold starts, a fan that never comes on, or a gauge that disagrees with the scan tool. A sensor that reads open or shorted is usually the part; an implausible-but-smooth reading can be wiring.
One part is listed for the 2020 Acura RDX — BECK/ARNLEY 1581807.
Transfer Case Fluid
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Popular | VV820 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Daily Protection SAE 75W-90 Gear Oil1 Quart | View on Amazon |
| VALVOLINE Popular | VV975 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Advanced Full Synthetic SAE 75W-90 Gear Oil1 Quart | View on Amazon |
| VALVOLINE | 889785 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Full Synthetic SAE 75W-90 Gear Oil1 Quart Flex Fill | View on Amazon |
| VALVOLINE | 882505 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Advanced Full Synthetic SAE 75W-90 Gear Oil1 Gallon | View on Amazon |
| VALVOLINE | 723856 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Advanced Full Synthetic SAE 75W-90 Gear Oil5 Gallon | View on Amazon |
| VALVOLINE | VV822 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Daily Protection SAE 75W-90 Gear Oil16 Gallon KEG | 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.
VALVOLINE supplies the 6 Transfer Case Fluid parts for the 2020 Acura RDX. VALVOLINE VV820 carries the "Popular" badge.
Part numbers include VALVOLINE VV820, VALVOLINE VV975 and VALVOLINE 889785, among others listed above.
Buying Drivetrain Parts for a 2020 Acura RDX
On this vehicle, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware.
- Confirm you have the 2.0L L4 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 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 Transfer Case Fluid .
Frequently Asked Questions
How many drivetrain parts fit the 2020 Acura RDX?
Our catalog currently lists 24 drivetrain parts for the 2020 Acura RDX across 6 subcategories and 8 brands, covering the 2.0L L4 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of drivetrain problems on a 2020 Acura RDX?
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 2020 Acura RDX 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 Acura RDX?
Every part on this page is matched to the 2.0L L4 Turbocharged engine. 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 2020 Acura RDX
Drivetrain Parts for Other Acura RDX Years
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