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Dorman 527-427 Suspension Control Arm and Ball Joint Assembly - Front Left Lower
| Brand | Dorman 527-427 |
|---|---|
| Position | Front Left Lower |
| Thread Direction | Clockwise (right) |
| Thread Direction | Rotar en el sentido de las agujas del reloj (derecha) |
| Bushing Color | Black |
| Bushing Color | Negro |
| Bushing Color | Noir |
| Reinforced | No |
| Reinforced | Non |
| Length | 378.5 |
| Finish | Painted |
| Finish | Pintado |
| Pre-Greased | Oui |
| Pre-Greased | Sí |
| Pre-Greased | Yes |
| Castle Nut Included | No |
| Castle Nut Included | Non |
| Grease Fitting Included | No |
| Grease Fitting Included | Non |
| Bushings Included | Oui |
| Bushings Included | Sí |
| Bushings Included | Yes |
| Dust Boot Included | Oui |
| Dust Boot Included | Sí |
| Dust Boot Included | Yes |
| Ball Joint Mounting Type | Presionar hacia adentro |
| Ball Joint Mounting Type | Press in |
| Ball Joint Stud Type | Roscado |
| Ball Joint Stud Type | Threaded |
| Ball Joint Included | Oui |
| Ball Joint Included | Sí |
| Ball Joint Included | Yes |
| Fits | Cadillac and GMC · 16 vehicles |
Direct replacement. OE-style suspension control arm and ball joint assembly for service repairs.
Stamped steel design. Painted finish with included bushings and dust boot for a complete assembly.
Pre-greased joint. Ready for installation with mounting hardware and locking nut included.
Cross-references Mevotech Original Grade GS501280, Mevotech Supreme CMS501280 and MOOG Chassis Products RK623740 for the same application. See all 12.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Direct Replacement Control Arm
This Dorman suspension control arm and ball joint assembly is a direct replacement for the original equipment on specific applications. It is built for buyers who need restored steering response, stable tracking, and predictable suspension movement.
Fits 2017-2025 Cadillac XT5, front left lower. Fits 2017-2023 GMC Acadia, front left lower. Part number 527-427 is a practical OE-style solution for these applications.
Key Features
- Stamped steel control arm construction with a painted finish.
- Includes a pre-greased ball joint, bushings, and dust boot.
- Press-in ball joint mounting with a threaded stud.
- Standard replacement grade for direct-fit service work.
- Mounting hardware and locking nut are included.
Detailed Description
Dorman 527-427 is engineered as a direct replacement suspension control arm and ball joint assembly for the Cadillac XT5 and GMC Acadia applications listed above. The stamped steel design, black bushings, and painted finish support a serviceable OE-style repair, while the pre-greased joint and included bushings help simplify replacement work. This part number, 527-427, is intended for front left lower suspension service where restoring alignment feel and directional stability matters.
This part cross-references MOOG Chassis Products RK623740 for the same application.
What It Is Used For
- Replacing a worn or damaged control arm assembly.
- Addressing looseness, clunking, or suspension play.
- Restoring steering stability and straight-line tracking.
- Correcting ball joint wear in the lower suspension link.
- Supporting a proper front-end repair on the XT5 or Acadia.
Installation Notes and Tips
Verify the vehicle application, position, and thread direction before installation. This assembly uses a press-in ball joint design and a threaded stud, so suspension service should be performed with the correct tools and alignment procedures. Because the part is pre-greased, no initial greasing is required at installation.
Quality Assurance
Dorman subjects this control arm assembly to an industry-leading evaluation process to help ensure smooth ride quality, directional stability, and predictable suspension dynamics.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2025 | Cadillac | XT5 | Front Left Lower | — |
| 2024 | Cadillac | XT5 | Front Left Lower | — |
| 2023 | Cadillac | XT5 | Front Left Lower | — |
| 2023 | GMC | Acadia | Front Left Lower | — |
| 2022 | Cadillac | XT5 | Front Left Lower | — |
| 2022 | GMC | Acadia | Front Left Lower | — |
| 2021 | Cadillac | XT5 | Front Left Lower | — |
| 2021 | GMC | Acadia | Front Left Lower | — |
| 2020 | Cadillac | XT5 | Front Left Lower | — |
| 2020 | GMC | Acadia | Front Left Lower | — |
| 2019 | Cadillac | XT5 | Front Left Lower | — |
| 2019 | GMC | Acadia | Front Left Lower | — |
| 2018 | Cadillac | XT5 | Front Left Lower | — |
| 2018 | GMC | Acadia | Front Left Lower | — |
| 2017 | Cadillac | XT5 | Front Left Lower | — |
| 2017 | GMC | Acadia | Front Left Lower | — |
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