OE Quality
60-Day Returns

Moog K80771 Suspension Ball Joint - Front Lower
Moog K80771 Suspension Ball Joint Overview
The Moog K80771 suspension ball joint is designed for reliable performance in Ford, Mazda, and Mercury trucks and SUVs. This suspension component is engineered to meet standard suspension grade requirements, providing a durable and greaseable solution for your vehicle's front suspension system.
- Constructed with durable neoprene material for enhanced protection
- Maximum outside diameter of 2.500 inches for precise fitment
- Includes castle nut and cotter pin hole for secure installation
- Greaseable design to extend service life and maintain smooth operation
- Press-in mounting type for straightforward replacement
- Compatible with Ford B3000, B4000, Explorer, Explorer Sport Trac, Ranger, and Mercury Mountaineer models
Detailed Product Description
The Moog K80771 suspension ball joint is a critical component in the front suspension system, designed to connect the control arm to the steering knuckle. Made from neoprene material, this ball joint offers resistance to contaminants and wear, helping to maintain suspension integrity over time. The 2.500-inch maximum outside diameter ensures a precise fit, while the inclusion of a castle nut and cotter pin hole provides a secure locking mechanism to prevent loosening during operation. This ball joint is greaseable, allowing for routine maintenance to reduce friction and extend the part's lifespan. The press-in mounting type simplifies installation, making it a practical choice for mechanics and DIY enthusiasts working on Ford B3000, B4000, Explorer, Explorer Sport Trac, Ranger, and Mercury Mountaineer vehicles.
Common Applications and Problem Solving
- Replaces worn or damaged suspension ball joints causing steering play
- Addresses uneven tire wear due to suspension misalignment
- Eliminates clunking noises from front suspension during driving
- Restores proper suspension geometry for improved handling
- Prevents premature suspension component failure from lack of lubrication
Installation Notes and Tips
Installation of the Moog K80771 ball joint requires pressing the component into the control arm. Ensure the mounting surface is clean and free of debris before installation. Use the included castle nut and cotter pin to secure the ball joint firmly in place. Regular greasing through the greaseable fitting is recommended to maintain optimal performance and extend service life. It is advisable to have wheel alignment checked after installation to ensure proper suspension geometry.
Quality Assurance and Warranty
Moog suspension components are manufactured to meet or exceed OEM specifications. The K80771 ball joint undergoes rigorous testing to ensure durability and performance under standard suspension conditions. While specific warranty details may vary, Moog typically offers a limited warranty covering defects in materials and workmanship. Refer to Moog's official documentation for complete warranty information.
| Brand | Moog |
|---|---|
| Part Number | K80771 |
| Adjustable | No |
| Castle Nut Included | Yes |
| Cotter Pin Hole | Yes |
| Greaseable | Yes |
| Material | Neoprene |
| Maximum Outside Diameter | 2.500 |
| Mounting Hole Quantity | 0 |
| Mounting Type | Press-In |
| Suspension Grade Type | Standard |
This part fits 38 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2011 | Ford | Ranger | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2010 | Ford | Explorer | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2010 | Ford | Explorer Sport Trac | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2010 | Ford | Ranger | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2010 | Mercury | Mountaineer | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2009 | Ford | Explorer | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2009 | Ford | Explorer Sport Trac | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2009 | Ford | Ranger | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2009 | Mazda | B4000 | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2009 | Mercury | Mountaineer | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2008 | Ford | Explorer | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2008 | Ford | Explorer Sport Trac | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2008 | Ford | Ranger | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2008 | Mazda | B4000 | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2008 | Mercury | Mountaineer | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2007 | Ford | Explorer | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2007 | Ford | Explorer Sport Trac | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2007 | Ford | Ranger | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2007 | Mazda | B3000 | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2007 | Mazda | B4000 | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2007 | Mercury | Mountaineer | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2006 | Ford | Explorer | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2006 | Ford | Ranger | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2006 | Mazda | B3000 | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2006 | Mazda | B4000 | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2006 | Mercury | Mountaineer | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2005 | Ford | Ranger | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2005 | Mazda | B3000 | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2005 | Mazda | B4000 | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2004 | Ford | Ranger | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2004 | Mazda | B3000 | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2004 | Mazda | B4000 | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2003 | Ford | Ranger | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2003 | Mazda | B3000 | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2003 | Mazda | B4000 | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2002 | Ford | Ranger | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2002 | Mazda | B3000 | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
| 2002 | Mazda | B4000 | Front Lower | Fits various vehicle designs with powdered-metal gusher bearing and pre-installed dust boot for easy installation. |
* 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.