Front Left Lower Control Arm with Ball Joint for 2004-2006 Scion xA & More - Dorman 521-127

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$117.99
MPN: 521-127
Item Package Quantity: 1
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Dorman - OE Solutions Suspension Control Arm and Ball Joint Assembly P/N:521-127
Dorman - OE Solutions Suspension Control Arm and Ball Joint Assembly P/N:521-127
$117.99

Help return your car to a smooth, stable ride with this Dorman control arm, part number 521-127, a direct replacement for the front left lower position on the 2004-2006 Scion xA and 2004-2006 Scion xB. It is designed to directly replace the original equipment on these specific applications. Dorman's industry-leading evaluation process targets a smooth ride, directional stability and predictable dynamics.

A Dorman suspension control arm and ball joint assembly links the wheel to the vehicle's chassis. It lets the wheel travel with the suspension, while its ball joint lets the steering knuckle pivot.

  • Trustworthy replacement: directly replaces the original front left lower assembly on the specified vehicles.
  • Time-saving repair: each assembly arrives with the ball joint and bushings pre-installed, which cuts labor.
  • Quality engineering: went through industry-leading testing aimed at a smooth, stable and safe ride.
  • Durable design: additional coatings help resist rust and corrosion.

Signs this part may need replacing include clunking or knocking over bumps, loose or wandering steering, uneven tire wear, and visibly worn bushings. If a worn arm, ball joint or bushing is the cause, this assembly replaces all three at once. Replacing both sides together is recommended. A wheel alignment check is also recommended after installation.

Interchange: 101-6579
1016579 · TC5169 · CA10378 · 4CB86064 · CK620270 · RK620270 · FA3184 · GS86124 · CMS86124 · 2606183 · X50CJ4067 · JTC1827 · 4806959065

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

101-6579, TC5169, CA10378, 4CB86064, CK620270, RK620270, FA3184, GS86124, CMS86124, 2606183, X50CJ4067, JTC1827, 4806959065

Frequently Asked Questions

What position does this Dorman lower control arm fit?

It is cataloged for the front left lower position. Replacing both sides together is recommended for balanced handling.

Which vehicles does part number 521-127 fit?

It is a direct-fit replacement for the 2004-2006 Scion xA and 2004-2006 Scion xB. See the Buyer's Guide tab for application details.

What comes with this Dorman suspension control arm?

Each assembly includes a pre-installed ball joint and bushings, so you don't have to install them separately.

What are signs the control arm may need replacing?

Clunking over bumps, loose or wandering steering, and uneven tire wear can come from a worn arm, ball joint or bushing. Diagnose the cause before replacing parts.

Do I need an alignment after installing it?

Replacing a control arm can change suspension geometry, so a wheel alignment check is recommended. Follow the vehicle service information for torque specs and fastener reuse.