Delphi Suspension Control Arm P/N:TC2863

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$112.99
MPN: TC2863
UPC: 689604269244
Item Package Quantity: 1
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Delphi Suspension Control Arm P/N:TC2863
Delphi Suspension Control Arm P/N:TC2863
$112.99

Keep your car's front suspension located and tracking true with the Delphi control arm TC2863, a front left lower unit that positions the wheel while its integrated ball joint allows the steering and suspension to move. It drops in as a direct-fit replacement for the 2015-2020 and 2022 Audi A3, 2015-2020 and 2022 Audi A3 Quattro, 2015-2020 and 2022 Audi S3, 2016-2018 Audi A3 Sportback e-tron, 2015-2020 Volkswagen e-Golf, 2015-2019 and 2022 Volkswagen Golf R, 2015-2016 Volkswagen Golf SportWagen, and 2022 Volkswagen GTI — see the Buyer's Guide tab for engine-level details.

  • OE-validated engineering: Delphi applies its OE expertise to the aftermarket, with parts tested below -40°C, above 120°C, and through 720 hours of salt spray, plus dimensional and material analysis for OE compatibility.
  • Inspected to OE specs: 100% crack detection and ultrasonic flaw detection confirm materials match OE specifications.
  • Robot welding for consistent performance and quality.
  • Ball studs machined to micron tolerances for durability and smooth joint operation.
  • Anti-corrosion protection applied to each part for corrosion prevention and enhanced aesthetics.

If a worn front left lower arm is behind clunking over bumps, loose steering, or uneven tire wear, this replaces it. Weighing Delphi control arm reviews? This unit reflects Delphi's OE testing standards — have an alignment performed after installation.

Interchange: 5Q0 407 151 J · 5Q0 407 151 R · 102-7912 · 524-925 · 526-631
5Q0407151J · 5Q0407151R · 1027912 · 524925 · 526631 · 5WA407151 · CA43103 · CA43163 · CA43283 · CA43283PR · CK620142 · K620142 · RK622882 · CMS701140

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

5Q0 407 151 J, 5Q0 407 151 R, 5WA407151, 102-7912, 524-925, 526-631, KSC6205, CA43103, CA43163, CA43283, CA43283PR, CK620142, K620142, RK622882, CMS701140

Frequently Asked Questions

Where does this Audi A3 control arm mount?

It is the front left (driver's side) lower control arm, positioning the wheel while its integrated ball joint allows suspension and steering movement.

Which vehicles does the Delphi control arm TC2863 fit?

It fits the 2015-2020 and 2022 Audi A3, A3 Quattro and S3, 2016-2018 A3 Sportback e-tron, 2015-2020 VW e-Golf, 2015-2019 and 2022 Golf R, 2015-2016 Golf SportWagen, and 2022 GTI.

What are signs my Audi A3 bottom arm may need replacing?

Clunking or knocking over bumps, loose or wandering steering, and uneven tire wear can indicate a worn control arm. Diagnose the cause before replacing.

Is an alignment needed after installing this Audi S3 control arm?

Yes. Replacing a control arm affects wheel geometry, so have a professional alignment performed after installation.

How is this Delphi control arm built?

It uses robot welding for consistency, ball studs machined to micron tolerances, 100% crack and ultrasonic flaw detection, and anti-corrosion protection on each part.