Delphi Suspension Trailing Arm P/N:TC7947

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$50.99
MPN: TC7947
UPC: 689604367001
Item Package Quantity: 1
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Delphi Suspension Trailing Arm P/N:TC7947
Delphi Suspension Trailing Arm P/N:TC7947
$50.99

Keep the rear suspension located and settled with the Delphi Suspension Trailing Arm (TC7947), a rear left-side unit that drops in for owners searching for a Grand Am trailing arm and other listed applications. This suspension trailing arm helps position the axle and control wheel movement, and it fits the 1999-2005 Pontiac Grand Am, 1997-2003 Chevrolet Malibu, 2004-2005 Chevrolet Classic, 1999-2004 Oldsmobile Alero, and 1997-1999 Oldsmobile Cutlass — see the Buyer's Guide tab for engine-level detail.

  • Tested to the extreme: Delphi applies its OE expertise to the aftermarket portfolio, validating parts below -40°C and over 120°C and through 720 hours of salt spray for dimensional and material compatibility with the OE part.
  • 100% inspected: Each control arm undergoes crack detection and ultrasonic flaw detection so materials match OE specifications.
  • Consistent build: Robot welding delivers consistent performance and quality, and the ball studs are machined to micron tolerances for durable, smooth joint operation.
  • Corrosion protected: Anti-corrosion protection is applied to each part for corrosion prevention and enhanced appearance.

Signs the original may need replacing include clunking on acceleration or over bumps, imprecise rear tracking, or a cracked or worn joint. Interchange: 523094 · 22639751 · RK643439 · CMS501246

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

523094, 22639751, RK643439, CMS501246

Frequently Asked Questions

What position does the Delphi TC7947 trailing arm fit?

It is the rear left-side suspension trailing arm. Confirm the position matches the corner you are servicing on your vehicle before ordering.

Which vehicles does this trailing arm fit?

It fits the 1999-2005 Pontiac Grand Am, 1997-2003 Chevrolet Malibu, 2004-2005 Chevrolet Classic, 1999-2004 Oldsmobile Alero, and 1997-1999 Oldsmobile Cutlass. See the Buyer's Guide tab for engine detail.

What does a suspension trailing arm do?

It helps locate the rear suspension and control wheel movement as the vehicle travels, keeping the axle positioned relative to the body.

How is the Delphi TC7947 built for durability?

Delphi robot-welds the arm, machines the ball studs to micron tolerances for smooth joint operation, and applies anti-corrosion protection to each part.

What testing does Delphi perform on this part?

Each arm gets 100% crack detection and ultrasonic flaw detection, plus validation below -40°C, over 120°C, and through 720 hours of salt spray for OE-level compatibility.