OE Quality
60-Day Returns

Mevotech GS40517 Suspension Ball Joint - Rear Upper
Reliable Suspension Ball Joint for Ford, Lincoln, and Mercury Vehicles
The Mevotech GS40517 suspension ball joint is designed to provide dependable performance for Ford Aviator, Explorer, and Mercury Mountaineer models. This pre-greased ball joint assembly ensures smooth steering and suspension operation while maintaining durability under various driving conditions.
- Pre-greased for immediate use and reduced maintenance
- Includes a durable rubber dust boot in black to protect against contaminants
- Grooved stud type for secure and stable mounting
- Press-in mounting type for precise fitment
- Locking nut included to ensure secure installation
- Complete ball joint assembly for direct replacement
Durable Design and Construction
The Mevotech GS40517 suspension ball joint features a robust design with a rubber dust boot that shields the joint from dirt, moisture, and debris, extending the service life of the component. The pre-greased assembly reduces the need for additional lubrication during installation, helping maintain consistent performance. Its grooved stud type and press-in mounting ensure a secure fit, minimizing play and enhancing vehicle handling. The included locking nut provides added security to prevent loosening over time.
Compatible Vehicles and Applications
This suspension ball joint is compatible with select Ford, Lincoln, and Mercury models, specifically the Ford Aviator, Ford Explorer, and Mercury Mountaineer. It is engineered to meet the exact specifications required for these vehicles, making it a suitable replacement part for suspension repairs and maintenance.
- Eliminates excessive play or looseness in the suspension system
- Addresses uneven tire wear caused by worn ball joints
- Reduces clunking or knocking noises during steering or over bumps
- Improves steering response and vehicle stability
- Prevents premature suspension component failure
Installation Notes and Tips
Installation of the Mevotech GS40517 ball joint requires pressing the component into the control arm using appropriate tools. Ensure the mounting surface is clean and free of debris before installation. The included locking nut should be torqued to manufacturer specifications to secure the ball joint properly. Since this is a press-in type ball joint, professional installation or specialized equipment is recommended for best results.
Quality Assurance and Warranty
Mevotech suspension components are manufactured to meet or exceed OEM standards. The GS40517 ball joint undergoes rigorous quality control to ensure durability and reliable performance. While specific warranty details are not provided here, Mevotech typically offers coverage against defects in materials and workmanship. Consult product documentation or Mevotech directly for warranty information.
| Brand | Mevotech |
| Part Number | GS40517 |
| Pre-Greased | Yes |
| Dust Boot Included | Yes |
| Ball Joint Assembly | Yes |
| Mounting Hardware Included | Yes |
| Adjustable | No |
| Locking Nut Included | Yes |
| Boot Color | Black |
| Stud Type | Grooved |
| Mounting Type | Press-in |
| Dust Boot Material | Rubber |
This part fits 11 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2005 | Ford | Explorer | Rear Upper | Premium OE Replacement; Designed to Restore OE Performance, Handling, and Ride |
| 2005 | Lincoln | Aviator | Rear Upper | Premium OE Replacement; Designed to Restore OE Performance, Handling, and Ride |
| 2005 | Mercury | Mountaineer | Rear Upper | Premium OE Replacement; Designed to Restore OE Performance, Handling, and Ride |
| 2004 | Ford | Explorer | Rear Upper | Premium OE Replacement; Designed to Restore OE Performance, Handling, and Ride |
| 2004 | Lincoln | Aviator | Rear Upper | Premium OE Replacement; Designed to Restore OE Performance, Handling, and Ride |
| 2004 | Mercury | Mountaineer | Rear Upper | Premium OE Replacement; Designed to Restore OE Performance, Handling, and Ride |
| 2003 | Ford | Explorer | Rear Upper | Premium OE Replacement; Designed to Restore OE Performance, Handling, and Ride |
| 2003 | Lincoln | Aviator | Rear Upper | Premium OE Replacement; Designed to Restore OE Performance, Handling, and Ride |
| 2003 | Mercury | Mountaineer | Rear Upper | Premium OE Replacement; Designed to Restore OE Performance, Handling, and Ride |
| 2002 | Ford | Explorer | Rear Upper | Premium OE Replacement; Designed to Restore OE Performance, Handling, and Ride |
| 2002 | Mercury | Mountaineer | Rear Upper | Premium OE Replacement; Designed to Restore OE Performance, Handling, and Ride |
* 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.