Delphi Lateral Arm P/N:TC4687

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$77.99
MPN: TC4687
UPC: 689604405253
Item Package Quantity: 1
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Delphi Lateral Arm P/N:TC4687
Delphi Lateral Arm P/N:TC4687
$77.99

Keep your rear suspension geometry in check with the Delphi Lateral Arm TC4687, a rear lower forward lateral arm that locates the wheel and maintains alignment while the suspension travels. It's a direct-fit replacement for the 2022-2024 Audi A3, 2022-2024 Audi A3 Quattro, 2022-2024 Volkswagen Golf R, and 2022-2023 Audi S3 — see the Buyer's Guide tab for engine-level fitment.

  • OE-derived engineering: Delphi applies its OE steering and suspension expertise to the aftermarket, backing this arm with extensive dimensional and material analysis for close OE-to-aftermarket compatibility.
  • Tested to the extreme: validated below -40°C and above 120°C and exposed to 720 hours of salt spray for OE-level performance.
  • 100% inspected: every arm undergoes crack detection and ultrasonic flaw detection to confirm the material matches OE specifications.
  • Anti-corrosion protection: a corrosion-resistant treatment is applied to each part for corrosion prevention and enhanced appearance.

Delphi supplies the necessary accessories for a complete job, and each arm is built for consistent performance and quality. Signs the original arm may need replacing include clunking or knocking over bumps and during turns, uneven tire wear, and difficulty holding alignment.

Interchange: 5Q0 501 529 G
5Q0501529G

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

5Q0 501 529 G

Frequently Asked Questions

What position does this lateral arm fit?

It is the rear lower forward lateral arm. It helps locate the wheel and maintain suspension geometry as the suspension moves through its travel.

Which vehicles does the TC4687 fit?

It fits the 2022-2024 Audi A3, 2022-2024 Audi A3 Quattro, 2022-2024 Volkswagen Golf R, and 2022-2023 Audi S3. See the Buyer's Guide tab for engine-level details.

What OE number does it interchange with?

It replaces OE number 5Q0 501 529 G (also shown as 5Q0501529G). Confirm the number against your original part before ordering.

How is this Delphi arm tested?

Each arm is validated below -40°C and above 120°C, exposed to 720 hours of salt spray, and given 100% crack and ultrasonic flaw detection to confirm the material matches OE specifications.

What are signs my lateral arm may need replacing?

Common signs include clunking or knocking over bumps and during turns, uneven tire wear, and trouble holding alignment. Have the cause diagnosed before replacing.