HomeSuspension > Suspension, Springs and Related ComponentsMoog K80621 Suspension Ball Joint - Front Lower
Part #: K80621

Moog K80621 Suspension Ball Joint - Front Lower

Front Lower
27 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Kia and Hyundai, Amanti, Magentis, Optima, Sonata, XG350, and XG300
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Moog Suspension Ball Joint for Hyundai and Kia Vehicles

The Moog K80621 suspension ball joint is engineered to provide reliable steering and suspension performance for select Hyundai and Kia models. Designed with durable neoprene material and a secure 2-bolt mounting type, this ball joint ensures a stable connection between the control arm and steering knuckle.

  • Constructed with neoprene material for enhanced durability
  • Maximum outside diameter of 1.920 inches for precise fitment
  • Includes castle nut for secure installation
  • Features 2 mounting holes with a 2-bolt mounting type
  • Non-adjustable and non-greaseable design for maintenance-free use

Durable Design and Precise Fitment

The Moog K80621 suspension ball joint is specifically designed for compatibility with Hyundai Amanti, Magentis, Optima, Sonata, and Kia XG300 and XG350 models. Its neoprene construction offers resistance to wear and environmental factors, while the included castle nut and 2-bolt mounting system provide a secure and stable installation. The ball joint’s maximum outside diameter of 1.920 inches ensures a precise fit, maintaining proper suspension geometry and vehicle handling.

Compatible Vehicles and Applications

This suspension ball joint is compatible with the following vehicles:

  • Hyundai Amanti
  • Hyundai Magentis
  • Hyundai Optima
  • Hyundai Sonata
  • Kia XG300
  • Kia XG350

It is designed to replace worn or damaged ball joints that affect steering and suspension performance.

Common Issues Addressed by Moog K80621 Ball Joint

  • Excessive play or looseness in steering
  • Uneven tire wear due to suspension misalignment
  • Clunking or knocking noises from front suspension
  • Reduced vehicle stability and handling
  • Vibration or steering wheel wobble at low speeds

Installation Notes and Tips

  • Ensure vehicle is securely lifted and supported before installation
  • Use the included castle nut and torque to manufacturer specifications
  • Verify the 2-bolt mounting holes align properly with the control arm
  • Since the ball joint is non-greaseable, no additional lubrication is required
  • Inspect related suspension components during installation for wear

Quality Assurance and Warranty

Moog suspension components are manufactured to meet or exceed OEM standards. The K80621 ball joint undergoes rigorous testing to ensure durability and performance. While specific warranty details may vary, Moog typically offers a limited warranty against defects in materials and workmanship, providing confidence in the product’s reliability.

BrandMoog
Part NumberK80621
AdjustableNo
Castle Nut IncludedYes
GreaseableNo
MaterialNeoprene
Maximum Outside Diameter1.920
Mounting Hole Quantity2
Mounting Type2 Bolt

This part fits 27 vehicles. Search below:

YearMakeModelPositionNotes
2006KiaAmantiFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2006KiaMagentisFront LowerVehicles With Upper Control Arms; Includes A Full Ball Stud To Provide 360 Degrees Of Smooth Rotational Movement
2006KiaOptimaFront LowerVehicles With Upper Control Arms; Includes A Full Ball Stud To Provide 360 Degrees Of Smooth Rotational Movement
2005HyundaiSonataFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2005HyundaiXG350Front Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2005KiaAmantiFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2005KiaMagentisFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2005KiaOptimaFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2004HyundaiSonataFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2004HyundaiXG350Front Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2004KiaAmantiFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2004KiaMagentisFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2004KiaOptimaFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2003HyundaiSonataFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2003HyundaiXG350Front Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2003KiaMagentisFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2003KiaOptimaFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2002HyundaiSonataFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2002HyundaiXG350Front Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2002KiaMagentisFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2002KiaOptimaFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2001HyundaiSonataFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2001HyundaiXG300Front Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2001KiaMagentisFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2001KiaOptimaFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
2000HyundaiSonataFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.
1999HyundaiSonataFront Lower360-degree rotation suitable for steering tie rod end with straight suspension ball joint and full ball stud.

* 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:

101-5123101-512510480621260-16402928245D233345D235146D2351A505-133350513515176038000517603F0005176138A00536-375610.5100761151007BJ60015BJ60125BJ63055FA2251FA2280FA80621JBJ7555K80621MK80621MK90374TC1235

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