31 Suspension parts are listed for the 2021 Acura RDX, in 4 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.
The suspension system on the 2021 Acura RDX controls ride, tire contact and alignment through shocks, struts, control arms, bushings and links. The largest groups are Sway Bar Link (17 parts), Ball Joint (8 parts) and Shock / Strut (4 parts). The other 1 part type covers the remaining 2 parts.
The 2021 Acura RDX came with a single engine, the 2.0L L4 Turbocharged, and every part is verified against it.
10 brands supply suspension parts for the 2021 Acura RDX, led by MEVOTECH (9 parts), DORMAN (4 parts) and MOOG (4 parts), plus 7 more brands. Quality grades include Daily Driver, Economy and Premium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2021 Acura RDX. 6 parts have it, including MEVOTECH MS60525 (Ball Joint) and DORMAN 542150 (Sway Bar Link). Each part number opens a page with every vehicle that part fits.
Ball Joint
Daily Driver
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MEVOTECH Popular | MS60525 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeGreasable | View on Amazon |
| 555 | SBH972WH | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sankei 555 | View on Amazon |
| DORMAN | 539756 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Lower | View on Amazon |
| MOOG | K500455 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Non-Adjustable | View on Amazon |
| SUSPENSIA | X17BJ0442 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Lower | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY | 1018787 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Lower | View on Amazon |
| MEVOTECH | GS60525 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Original Grade | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MEVOTECH Popular | TXMS60525 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terrain ToughTTX | View on Amazon |
This table covers the ball joints that articulate each control arm at the knuckle.
8 Ball Joint parts are listed for the 2021 Acura RDX, from MEVOTECH, 555, DORMAN and 3 other brands. MEVOTECH MS60525 carries the "Popular" badge.
The Daily Driver section lists 5 options from MEVOTECH, 555, DORMAN and 2 other brands — grouped for everyday commuting duty. MEVOTECH MS60525 is listed in this group.
In the Economy grade, BECK/ARNLEY and MEVOTECH supply 2 parts: the catalog's value-priced group. A representative part number is BECK/ARNLEY 1018787.
The Premium section lists 1 option from MEVOTECH — a step above OE specification in materials, tolerances or warranty terms. MEVOTECH TXMS60525 is listed in this group.
This group includes MEVOTECH MS60525, 555 SBH972WH and DORMAN 539756 and the remaining parts above.
Control Arm
Daily Driver
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SUSPENSIA | X02LA0785 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Lower Rearward | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY | 1028518 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Lower Rearward | View on Amazon |
This table covers the control arms that locate each hub relative to the chassis. Typical signs include clunks over bumps, a wander on the highway, or inner-edge tire wear. Get an alignment after any control-arm work, and inspect the ball joint and bushings that came with the arm.
2 Control Arm parts are listed for the 2021 Acura RDX, from SUSPENSIA and BECK/ARNLEY.
The Daily Driver section: 1 option from SUSPENSIA. SUSPENSIA X02LA0785 is listed in this group.
Economy: 1 part, from BECK/ARNLEY. A representative part number is BECK/ARNLEY 1028518.
This group includes SUSPENSIA X02LA0785 and BECK/ARNLEY 1028518.
Shock / Strut
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FCS | 337301L | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front LeftExclude Electronic Controlled Suspension | View on Amazon |
| FCS | 337301R | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front RightExclude Electronic Controlled Suspension | View on Amazon |
| KYB | 3350090 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Excel-G | View on Amazon |
| KYB | 3350091 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Excel-G | View on Amazon |
This table covers the shocks and struts that damp wheel motion. Typical signs include a nose that keeps bouncing, cupped tires, or fluid weeping down the body. Replace shocks or struts in axle pairs and renew the mounts if they are torn or collapsed.
4 Shock / Strut parts are listed for the 2021 Acura RDX, from FCS and KYB.
Listed part numbers: FCS 337301L, FCS 337301R and KYB 3350090, plus the other parts above.
Sway Bar Link
Daily Driver
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular | 542150 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | View on Amazon |
| MOOG Popular | K750953 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | View on Amazon |
| SUSPENSIA Popular | X17SL0013 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Steel | View on Amazon |
| 555 | SLH830WH | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sankei 555Hardware included: Flanged Caulking Nut (2) | View on Amazon |
| DELPHI | TC3802 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| DORMAN | 542076 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Right | View on Amazon |
| DORMAN | 542075 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Left | View on Amazon |
| MEVOTECH | MS608138 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeGreaseable | View on Amazon |
| MEVOTECH | MS608169 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeIncludes Hardware | View on Amazon |
| MEVOTECH | MS608170 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeIncludes Hardware | View on Amazon |
| MOOG | K750989 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Right | View on Amazon |
| MOOG | K750990 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Left | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MEVOTECH Popular | GS608138 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Original Grade | View on Amazon |
| BECK/ARNLEY | 1018507 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | FrontEnd Link | View on Amazon |
| MEVOTECH | GS608169 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Original Grade | View on Amazon |
| MEVOTECH | GS608170 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Original Grade | View on Amazon |
| QUICK STEER | K750953 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | View on Amazon |
This table covers the links that connect the anti-roll bar to each control arm or strut. Typical signs include a clunk on one wheel over a driveway, or a rattle that goes away when you lean on the bar. Replace links in pairs; a seized stud often takes the bushing with it.
17 Sway Bar Link parts are listed for the 2021 Acura RDX, from MEVOTECH, DORMAN, MOOG and 5 other brands. DORMAN 542150 carries the "Popular" badge.
The Daily Driver section: 12 options from DORMAN, MOOG, MEVOTECH and 3 other brands. DORMAN 542150 is listed in this group.
Economy: 5 parts, from MEVOTECH, BECK/ARNLEY and QUICK STEER. A representative part number is MEVOTECH GS608138.
Buying Suspension Parts for a 2021 Acura RDX
On this vehicle, the suspension system controls ride, tire contact and alignment through shocks, struts, control arms, bushings and links.
- 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 shocks and struts in axle pairs, renew the sway-bar links with the struts, and get an alignment after any control-arm or tie-rod work.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Sway Bar Link and Ball Joint .
Frequently Asked Questions
How many suspension parts fit the 2021 Acura RDX?
Our catalog currently lists 31 suspension parts for the 2021 Acura RDX across 4 subcategories and 10 brands, covering the 2.0L L4 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of suspension problems on a 2021 Acura RDX?
Common symptoms include clunks over speed bumps, wandering steering, cupped tire wear, or a nose that keeps bouncing after a dip. 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 shocks and struts in axle pairs, renew the sway-bar links with the struts, and get an alignment after any control-arm or tie-rod work.
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 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 2021 Acura RDX?
Every part on this page is matched to the 2.0L L4 Turbocharged engine. Then worn bushings often mimic bad shocks — inspect before buying, and remember loaded vs unloaded strut assemblies differ in labor by hours. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 Acura RDX
Suspension Parts for Other Acura RDX Years
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