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OE Quality
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Dorman 539-974 Suspension Ball Joint - Front Lower
Dorman 539-974 Front Lower Ball Joint
Dorman 539-974 is a premium suspension ball joint for select Ram heavy-duty trucks. It is precision-engineered and tested as a direct replacement for the original equipment part on specific vehicles, with fitment for Ram 2500, Ram 3500, and Ram 4000 front lower applications.
Key Features
- Front lower suspension ball joint for select Ram 2500, Ram 3500, and Ram 4000 models
- Threaded, press-in design for OE-style suspension service
- Steel construction with a grey finish
- Dust boot included to help protect the joint from contamination
- Premium suspension grade type
- Tapered stud design with 12 mm wrench size
- Mounting hardware included
Detailed Description
This Dorman suspension ball joint is built for front lower use on 2013-2025 Ram 3500, 2014-2025 Ram 2500, and 2014-2024 Ram 4000 models. The threaded, press-in configuration supports OE-style replacement service, while the steel body and polychloroprene dust boot help maintain joint protection in demanding suspension environments. Part number 539-974 is a practical choice when replacing worn front lower ball joints on Ram heavy-duty trucks.
This part cross-references MOOG Chassis Products (e.g., K500351, K500429) for the same application.
What It Helps Address
- Front-end looseness in Ram 2500, Ram 3500, and Ram 4000 suspension systems
- Clunking or popping noises from a worn front lower ball joint
- Uneven tire wear related to suspension joint wear
- Steering instability caused by excess play in the lower control arm joint
- Restoring proper suspension articulation at the front lower position
Installation Notes and Tips
Compatible With 2014-2025 Ram 2500, front lower; 2013-2025 Ram 3500, front lower; and 2014-2024 Ram 4000, front lower. Verify vehicle year, model, and front lower application before installation. This is a press-in, threaded ball joint, so proper suspension service tools and correct press procedures are important for installation. Confirm stud taper and wrench size during assembly.
Quality Assurance
Dorman states that this ball joint is precision-engineered and rigorously tested for reliable OE replacement performance on the specified vehicles. Part number 539-974 is built to meet the demands of front suspension service on Ram heavy-duty applications.
| Brand | Dorman |
|---|---|
| Part Number | 539-974 |
| Material | Acero |
| Material | Steel |
| Maximum Outside Diameter | 61 |
| Length | 111 |
| Color | Grey |
| Color | Gris |
| Castle Nut Included | No |
| Castle Nut Included | Non |
| Grease Fitting Included | No |
| Grease Fitting Included | Non |
| Suspension Grade Type | Premium |
| Bushings Included | No |
| Bushings Included | Non |
| Dust Boot Included | Oui |
| Dust Boot Included | Sí |
| Dust Boot Included | Yes |
| Ball Joint Assembly | Oui |
| Ball Joint Assembly | Sí |
| Ball Joint Assembly | Yes |
| Width | 59 |
| Type | Roscado |
| Type | Threaded |
| Cotter Pin Included | No |
| Cotter Pin Included | Non |
| Cotter Pin Hole | No |
| Cotter Pin Hole | Non |
| Mounting Hardware Included | Oui |
| Mounting Hardware Included | Sí |
| Mounting Hardware Included | Yes |
| Washers Included | No |
This part fits 36 vehicles. Search below:
| Year | Make | Model | Body Type | Position | Notes |
|---|---|---|---|---|---|
| 2025 | Ram | 2500 | Front Lower | ||
| 2025 | Ram | 3500 | Front Lower | ||
| 2024 | Ram | 2500 | Front Lower | ||
| 2024 | Ram | 3500 | Front Lower | ||
| 2024 | Ram | 4000 | Front Lower | ||
| 2023 | Ram | 2500 | Front Lower | ||
| 2023 | Ram | 3500 | Front Lower | ||
| 2023 | Ram | 4000 | Front Lower | ||
| 2022 | Ram | 2500 | Front Lower | ||
| 2022 | Ram | 3500 | Front Lower | ||
| 2022 | Ram | 4000 | Front Lower | ||
| 2021 | Ram | 2500 | Front Lower | ||
| 2021 | Ram | 3500 | Front Lower | ||
| 2021 | Ram | 4000 | Front Lower | ||
| 2020 | Ram | 2500 | Front Lower | ||
| 2020 | Ram | 3500 | Front Lower | ||
| 2020 | Ram | 4000 | Front Lower | ||
| 2019 | Ram | 2500 | Front Lower | ||
| 2019 | Ram | 3500 | Front Lower | ||
| 2019 | Ram | 4000 | Front Lower | ||
| 2018 | Ram | 2500 | Front Lower | ||
| 2018 | Ram | 3500 | Front Lower | ||
| 2018 | Ram | 4000 | Front Lower | ||
| 2017 | Ram | 2500 | Front Lower | ||
| 2017 | Ram | 3500 | Front Lower | ||
| 2017 | Ram | 4000 | Front Lower | ||
| 2016 | Ram | 2500 | Front Lower | ||
| 2016 | Ram | 3500 | Front Lower | ||
| 2016 | Ram | 4000 | Front Lower | ||
| 2015 | Ram | 2500 | Front Lower | ||
| 2015 | Ram | 3500 | Front Lower | ||
| 2015 | Ram | 4000 | Front Lower | ||
| 2014 | Ram | 2500 | Front Lower | ||
| 2014 | Ram | 3500 | Front Lower | ||
| 2014 | Ram | 4000 | Front Lower | ||
| 2013 | Ram | 3500 | Standard Cab Pickup | Front Lower |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.