Trailing Arm for 2017-2022 Hyundai Ioniq & More - Delphi TC4655

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$58.99
MPN: TC4655
UPC: 689604403983
Item Package Quantity: 1
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Delphi Suspension Trailing Arm P/N:TC4655
Delphi Suspension Trailing Arm P/N:TC4655
$58.99

Keep the rear suspension located and tracking true with the Delphi Suspension Trailing Arm TC4655, the rear left arm that links the rear wheel to the chassis and controls its fore-and-aft movement. It's a direct-fit replacement for the 2017-2022 Hyundai Ioniq and 2017-2022 Kia Niro — see the Buyer's Guide tab for engine-level detail. Delphi carries its OE steering and suspension expertise into the aftermarket, so this arm is built and validated to OE-level standards.

  • Tested to the extreme: withstands temperatures below -40°C and over 120°C and endures 720 hours of salt-spray exposure, with extensive dimensional and material analysis for close OE-to-aftermarket compatibility.
  • Verified integrity: undergoes 100% crack detection and ultrasonic flaw detection so materials match OE specifications.
  • Consistent build: robot welding for repeatable quality, and ball studs machined to micron tolerances for durable, smooth joint operation.
  • Anti-corrosion protection applied to each part for corrosion prevention and improved appearance.

If a worn or damaged rear left trailing arm is behind clunking, poor rear-wheel alignment, or excess suspension movement, this replaces it. Sold as a single arm.

Interchange: 522-533
522533 · 55270G2000 · CMS901384 · X18LA0733

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

522-533, 55270G2000, CMS901384, X18LA0733

Frequently Asked Questions

What vehicles does the Delphi TC4655 trailing arm fit?

It's a direct-fit replacement for the 2017-2022 Hyundai Ioniq and 2017-2022 Kia Niro. Check the Buyer's Guide tab to confirm the fit for your specific vehicle.

What position is this trailing arm for?

This is the rear left trailing arm, which links the rear wheel to the chassis and controls its fore-and-aft movement on the listed applications.

What does a suspension trailing arm do?

It locates the rear wheel and controls its fore-and-aft movement, helping keep the rear suspension positioned and tracking correctly.

What are signs this trailing arm may need replacing?

Clunking noises, poor rear-wheel alignment, or excess suspension movement can be signs of a worn arm. Diagnose the cause before replacing, as other parts can produce similar symptoms.

How is the Delphi TC4655 built for durability?

It receives 100% crack and ultrasonic flaw detection to match OE specs, robot welding for consistency, micron-tolerance ball studs, and anti-corrosion protection.