Delphi Suspension Control Arm P/N:TC6301

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$89.99
MPN: TC6301
UPC: 689604335543
Item Package Quantity: 1
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Delphi Suspension Control Arm P/N:TC6301
Delphi Suspension Control Arm P/N:TC6301
$89.99

Keep your front suspension precisely located with the Delphi Suspension Control Arm TC6301 — a DELPHI control arm built with OE expertise as a direct-fit replacement for the 2001-2005 Lexus IS300. This is the front left lower rearward arm, positioning the wheel and carrying the ball joint that lets the suspension travel while steering stays controlled.

  • Tested to the extreme: validated for OE-level performance from below -40°C to over 120°C and through 720 hours of salt-spray exposure, with dimensional and material analysis for close OE-to-aftermarket compatibility.
  • Verified integrity: 100% crack detection and ultrasonic flaw detection confirm the materials match OE specifications.
  • Robot-welded for consistent performance and quality.
  • Precision ball studs machined to micron tolerances for durable, smooth joint operation, with anti-corrosion protection applied to each part for corrosion prevention and improved appearance.

As the front left lower rearward arm, TC6301 anchors the lower suspension to the chassis and integrates the ball joint. If a worn or damaged IS300 lower control arm is behind clunking over bumps, loose or wandering steering, or uneven tire wear, this replaces it. Sold individually — order the arm that matches the position you're servicing.

Interchange: 102-7734 · 522-843 · 48670-53010
1027734 · 522843 · 4867053010 · SR64163 · SR64163PR · RK642104 · CMS861245 · JTC2975

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

102-7734, 522-843, SR64163, SR64163PR, RK642104, CMS861245, JTC2975, 48670-53010

Frequently Asked Questions

Does this fit my Lexus IS300?

Yes — TC6301 is a direct-fit replacement for the 2001-2005 Lexus IS300. Check the Buyer's Guide tab to confirm the engine and trim for your specific vehicle.

Is this an IS300 upper or lower control arm?

This is the front left lower rearward control arm for the listed IS300 applications. It is not the upper arm.

Does the arm include a ball joint?

Yes. This IS300 control arm integrates ball studs machined to micron tolerances for durable, smooth joint operation.

How do I know my control arm needs replacing?

Signs a lower control arm may need replacing include clunking over bumps, loose or wandering steering, and uneven tire wear. Diagnose the cause before replacing.

Do I need to replace both sides?

This listing is for one arm, sold individually. Order the arm that matches the position you're servicing; replacing worn parts on both sides can help keep suspension response balanced.