Delphi Suspension Ball Joint P/N:TC4279

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$43.99
MPN: TC4279
UPC: 689604398920
Item Package Quantity: 1
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Delphi Suspension Ball Joint P/N:TC4279
Delphi Suspension Ball Joint P/N:TC4279
$43.99

Restore precise steering and secure wheel articulation with the Delphi Suspension Ball Joint TC4279, a direct-fit front lower ball joint for the 2001-2005 Honda Civic and the 2001-2005 Acura EL. Delphi builds on its OE experience, testing to the extreme so parts withstand temperatures below -40°C and over 120°C plus 720 hours of salt spray, with extensive dimensional and material analysis for close OE-to-aftermarket compatibility.

  • High-quality forgings: manufactured for increased strength and smooth operation.
  • Chloroprene rubber boot: improves durability and helps prevent premature failure.
  • Micron-tolerance machining: supports durability and smooth joint operation.
  • Anti-corrosion protection: applied to each part for corrosion prevention and enhanced aesthetics.

The front lower ball joint links the lower control arm to the steering knuckle, allowing the suspension to move and the wheel to steer. Signs it may need replacing include clunking over bumps, loose or wandering steering, and uneven tire wear. If a worn front lower ball joint is the cause, this Delphi unit replaces it. Sold individually; order 2 for a complete front lower replacement, and replace both sides together for balanced handling.

Interchange: 539-783 · 51220-S5A-004
539783 · 51220S5A004 · K90332 · MK90332 · X17BJ0630

This part cross-references / interchanges with the following part numbers:

539-783, 51220-S5A-004, K90332, MK90332, X17BJ0630

Frequently Asked Questions

Does this Delphi ball joint fit my Honda Civic?

Yes. The TC4279 is a direct-fit front lower ball joint for the 2001-2005 Honda Civic and the 2001-2005 Acura EL. Check the Buyer's Guide tab to confirm your exact vehicle.

Is this a front or rear ball joint?

It is a front lower ball joint, connecting the lower control arm to the steering knuckle so the suspension can move and the wheel can steer.

How many do I need for a Honda Civic ball joint replacement?

This listing is for one ball joint, sold individually. Order 2 to do both front lower sides, and it's best practice to replace them together for balanced handling.

What are signs my front lower ball joint is failing?

Common signs include clunking over bumps, loose or wandering steering, and uneven tire wear. Have the cause diagnosed before replacing.

What numbers does the TC4279 cross-reference?

It interchanges with 539-783, 51220-S5A-004, K90332, MK90332 and X17BJ0630. Search any of these numbers to confirm a match.