Mevotech Supreme Suspension Control Arm P/N:CMS861149

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$60.99
MPN: CMS861149
Item Package Quantity: 1
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Mevotech Supreme Suspension Control Arm P/N:CMS861149
Mevotech Supreme Suspension Control Arm P/N:CMS861149
$60.99

Keep your rear suspension tracking true with the Mevotech Supreme control arm CMS861149, a direct-fit rear left lower replacement for the 1998-2005 Lexus GS300, 1998-2000 Lexus GS400, 2001-2005 Lexus GS430, and 2002-2010 Lexus SC430. This suspension control arm locates the wheel and lets it move through its travel while pivoting on its bushings, helping maintain proper alignment, steering response and ride control on that corner of the vehicle.

  • Stamped steel construction: built to OE-level tolerances for strength under high-usage passenger, SUV, fleet and working-truck duty.
  • Resists corrosion: a protective surface treatment helps guard against rust build-up for longer part life.
  • Precise engineering: Labor Saver™ designs, tools and hardware are intended to make installation faster and easier.
  • Rigorously tested: extensive in-house and third-party durability testing backs its strength and performance.

Because this is the rear left lower arm, worn bushings can allow the wheel to shift out of position — often showing up as clunking over bumps, wandering steering, or uneven rear tire wear. If a worn original arm is the cause, this Mevotech Supreme lower control arm restores the factory pivot and geometry. Diagnose the cause before replacing.

Interchange: 19356899 · JGS861149 · LA64543 · 13CB86249 · 4874030080 · C5GS861149 · GS861149 · 2607918 · 1941168 · 30031336

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

19356899, JGS861149, LA64543, 13CB86249, 4874030080, C5GS861149, GS861149, CMS861149, 2607918, 1941168, 30031336

Frequently Asked Questions

Where on the vehicle does the CMS861149 install?

It's the rear left (driver's side) lower control arm, replacing the original rear lower arm on that corner of the listed Lexus applications.

Which vehicles does this Mevotech Supreme control arm fit?

It's a direct-fit replacement for the 1998-2005 Lexus GS300, 1998-2000 GS400, 2001-2005 GS430, and 2002-2010 SC430. See the Buyer's Guide tab for engine-level details.

Is this a lower control arm?

Yes. It's cataloged as the rear left lower control arm for these applications, so it serves as the lower arm for that position.

What is this GS300 control arm made of?

It uses stamped steel construction with a protective surface treatment that helps resist rust and corrosion for longer service life.

What are signs my control arm may need replacing?

Clunking or knocking over bumps, loose or wandering steering, and uneven rear tire wear can be signs of worn control arm bushings. Diagnose the cause before replacing.