Delphi Suspension Control Arm and Ball Joint Assembly P/N:TC3313

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$132.99
MPN: TC3313
UPC: 689604273142
Item Package Quantity: 1
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Delphi Suspension Control Arm and Ball Joint Assembly P/N:TC3313
Delphi Suspension Control Arm and Ball Joint Assembly P/N:TC3313
$132.99

Keep your Mini's front wheel located and steering precise with the Delphi control arm and ball joint assembly, MPN TC3313 — a direct-fit replacement for the front left (driver's-side) lower position on the 2007-2015 Mini Cooper. This Mini Cooper control arm locates the wheel and hub while its integrated ball joint pivots as the suspension travels and the wheel steers.

  • Built with Delphi's OE expertise: tested to the extreme — below -40°C and over 120°C, plus 720 hours of salt-spray exposure — with dimensional and material analysis for close OE-to-aftermarket compatibility.
  • 100% inspected: every arm undergoes crack detection and ultrasonic flaw detection so materials match OE specifications.
  • Precision-machined ball stud: the ball stud is machined to micron tolerances for durable, smooth joint operation.
  • Robot-welded and protected: robotic welding for consistent quality, with anti-corrosion protection applied for corrosion prevention and enhanced appearance.

Signs the arm bushings or ball joint may be worn include clunking or knocking from the front over bumps, loose or wandering steering, and uneven tire wear — diagnose the cause before replacing.

Interchange: 3112 4048 629 · 3112 6772 235 · 3112 6772 301 · 102-7603 · 622.34023 · 521-073 · 526-943
31124048629 · 31126772235 · 31126772301 · 1027603 · 62234023 · 521073 · 526943 · 31124048627 · CB29023 · CK621263 · RK621263 · CMS101113

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

31124048627, 3112 4048 629, 3112 6772 235, 3112 6772 301, 102-7603, 622.34023, 521-073, 526-943, KSC5615, CB29023, CK621263, RK621263, CMS101113

Frequently Asked Questions

Does this Delphi control arm fit my Mini Cooper?

Yes — TC3313 is a direct-fit replacement for the front left (driver's-side) lower position on the 2007-2015 Mini Cooper. Confirm your details in the Buyer's Guide tab.

What does this control arm and ball joint assembly do?

It locates the front wheel and hub while allowing the suspension and steering to move; the integrated ball joint pivots as the wheel steers and travels over the road.

What are the signs it may need replacing?

Clunking or knocking from the front over bumps, loose or wandering steering, and uneven tire wear can indicate worn arm bushings or ball joint. Diagnose the cause first.

Is the ball joint included?

Yes — the ball joint is integrated into this assembly, so the arm and the joint are replaced together as one unit.

Should I replace both sides at once?

This covers the left lower arm only and is sold individually. Replacing the matching right-side arm at the same time is good practice for balanced, even handling.