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OEM Part Numbers: (Notice: While we aim to list all part numbers. If your part number is missing but the application matches, contact us for confirmation)

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Bring back crisp steering with RMT’s Front Left or Right Suspension Ball Joint M221-A370-ADFU, sized for your Mercedes Benz S-Class (W221) 2007-2013 w/ Airmatic & 4Matic Only. Precision-machined, factory-greased, and built brand-new to OE specs, it slots into the stock mount on either side, erasing clunks, tire-scrub, and that loose feel in one quick service.

Press or bolt it in, tighten everything up, and drive off with sharper turn-in, quieter travel, and a ride that feels factory-fresh again.

 

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Specifications:

  • Placement: Front Left or Right (As viewed from the driver's seat)
  • Quantity: 1
  • Contents: 1 Suspension Ball Joint, General Installation Pointers (not an installation manual), Hardware Kit
  • Condition: New
  • Warranty: Limited 1 Year Warranty

RMT Warranty Summary

Covered by a Limited Warranty against defects in materials and workmanship.

Important Conditions:

  • Warranty applies only to the original owner of the vehicle.
  • Proof of purchase is needed for claims.
  • Installation must be done by an ASE certified mechanic.
  • Warranty does not cover normal wear and tear, improper installation, misuse, or damage caused by other system failures.
  • Not under any circumstance will RMT pay for the labor or any other expenses that come from replacing a warranty unit. Full terms and conditions can be found within our store.

RMT Shipping Policy

We Ship Worldwide: We can ship to most addresses around the globe. Some products may have restrictions for international shipping.

Physical Addresses Only: We currently ship to physical addresses, not P.O. boxes.

Signature Required: Orders over $300 require a signature upon delivery for security.

International Customers: International buyers are responsible for any applicable customs fees or duties. Please note that RMT is not liable for lost or damaged international packages.

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