HomeSuspension > Suspension, Springs and Related ComponentsMoog K500109 Suspension Ball Joint - Rear Upper
Part #: K500109

Moog K500109 Suspension Ball Joint - Rear Upper

Rear Upper
19 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Ford, Lincoln, and Mercury, Explorer, Aviator, and Mountaineer
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Reliable Suspension Ball Joint for Ford, Lincoln, and Mercury Vehicles

The Moog K500109 suspension ball joint is designed to provide dependable performance for Ford Aviator, Explorer, and Mercury Mountaineer models. Engineered with durable neoprene material and greaseable construction, this standard suspension grade ball joint ensures smooth steering and suspension operation.

Key Features of Moog K500109 Suspension Ball Joint

  • Constructed with durable neoprene for enhanced wear resistance
  • Maximum outside diameter of 2.000 inches for precise fitment
  • Greaseable design allows for extended service life and maintenance
  • Press-in mounting type for secure installation
  • Standard suspension grade type suitable for everyday driving conditions
  • Compatible with Ford Aviator, Explorer, and Mercury Mountaineer models

Detailed Description of the Moog K500109 Ball Joint

This suspension ball joint from Moog is engineered to meet the specifications required by Ford, Lincoln, and Mercury vehicles, specifically the Aviator, Explorer, and Mountaineer. The neoprene material used in the joint provides resistance to environmental factors such as dirt and moisture, helping to maintain joint integrity over time. The greaseable feature allows for routine lubrication, reducing wear and extending the component's lifespan. With a maximum outside diameter of 2.000 inches and a press-in mounting type, the K500109 ensures a secure and precise fit without the need for additional mounting holes or cotter pins.

Common Suspension Issues Addressed by This Ball Joint

  • Eliminates excessive play or looseness in the suspension system
  • Reduces uneven tire wear caused by worn ball joints
  • Improves steering response and vehicle handling
  • Prevents clunking noises during driving over bumps
  • Maintains proper alignment and suspension geometry

Installation Notes and Tips

The Moog K500109 ball joint is designed for press-in installation, which typically requires a hydraulic press or specialized tools. It is greaseable, so applying fresh grease during installation and periodic maintenance is recommended to ensure optimal performance. This ball joint does not include a castle nut or cotter pin hole, so verify compatibility with your vehicle’s suspension setup before installation. Always follow manufacturer torque specifications and safety procedures when replacing suspension components.

Quality Assurance and Warranty Information

Moog suspension components are manufactured to meet or exceed OEM standards. The K500109 ball joint undergoes rigorous testing to ensure durability and reliable performance in Ford Aviator, Explorer, and Mercury Mountaineer vehicles. While specific warranty details may vary, Moog typically offers a limited warranty covering defects in materials and workmanship. Consult product documentation or Moog’s official resources for exact warranty terms.

BrandMoog
Part NumberK500109
AdjustableNo
Castle Nut IncludedNo
Cotter Pin HoleNo
GreaseableYes
MaterialNeoprene
Maximum Outside Diameter2.000
Mounting Hole Quantity0
Mounting TypePress-In
Suspension Grade TypeStandard

This part fits 19 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2005FordExplorerRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2005LincolnAviatorRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2005MercuryMountaineerRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2004FordExplorerRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2004LincolnAviatorRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2004MercuryMountaineerRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2003FordExplorerXLTRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2003FordExplorerEddie BauerRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2003FordExplorerPostalRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2003FordExplorerXLSRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2003FordExplorerLimitedRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2003LincolnAviatorRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2003MercuryMountaineerRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2002FordExplorerXLTRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2002FordExplorerEddie BauerRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2002FordExplorerPostalRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2002FordExplorerXLSRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2002FordExplorerLimitedRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces
2002MercuryMountaineerRear UpperGreasable; with 17 (in) Wheels; Includes Powdered-Metal Gusher Bearing To Allow Grease To Penetrate Bearing Surfaces

* 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:

1L2Z5500AC1L2Z5500AD2601605535-638BJ85536K500109MK80008

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.