Mevotech Supreme Suspension Control Arm and Ball Joint Assembly P/N:CMS301249

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$253.99
MPN: CMS301249
UPC: 677319500646
Item Package Quantity: 1
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Mevotech Supreme Suspension Control Arm and Ball Joint Assembly P/N:CMS301249
Mevotech Supreme Suspension Control Arm and Ball Joint Assembly P/N:CMS301249
$253.99

Keep your front suspension tight and your steering precise with the Mevotech Supreme control arm and ball joint assembly, part number CMS301249. This front left upper unit installs as a direct-fit replacement for the 2011-2013 INFINITI M37, 2011-2013 INFINITI M56, 2012-2013 INFINITI M35H, 2014-2019 INFINITI Q70 and 2015-2019 INFINITI Q70L — see the Buyer's Guide tab for engine-level fitment. The arm locates the wheel and links it to the chassis through its rubber bushings, while the integrated ball joint lets the suspension and steering move through their travel.

  • Resists corrosion: a protective surface treatment helps prevent rust build-up.
  • Precise engineering: innovated inside and out for durability and easy installation, with Labor Saver designs, tools and hardware to speed the job.
  • Premium materials: used across the components for longer part life.
  • Rigorous testing: in-house and third-party durability testing.

Engineered in-house by Mevotech Supreme for high-usage commercial and passenger vehicles, SUVs, fleets and working trucks, this Mevotech Supreme suspension control arm is a complete arm-and-joint unit, so worn bushings and a loose ball joint are replaced together. Signs the original may need replacing include clunking over the front end, uneven tire wear, or loose, wandering steering; have the cause diagnosed before replacing.

Interchange: 545251MA0A · 3CB30559 · 2609043

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

545251MA0A, 3CB30559, CMS301249, 2609043

Frequently Asked Questions

Where does this control arm and ball joint assembly mount?

It's the front left upper unit for the listed INFINITI models, locating the wheel and connecting it to the chassis while its integrated ball joint handles suspension and steering movement.

Which vehicles does the Mevotech Supreme CMS301249 fit?

The 2011-2013 INFINITI M37 and M56, 2012-2013 M35H, 2014-2019 Q70 and 2015-2019 Q70L. Check the Buyer's Guide tab for engine-level fitment.

Does it include the ball joint and bushings?

Yes. It's a complete assembly with the ball joint and rubber bushings integrated, so you replace the whole arm as one unit rather than pressing in separate parts.

What are signs this part may need replacing?

Clunking over bumps, uneven tire wear, or loose, wandering steering can point to a worn control arm bushing or ball joint. Diagnose the cause before replacing.

What numbers does this part interchange with?

It replaces the following cross-reference numbers: 545251MA0A, 3CB30559 and 2609043.