KYB Suspension Strut Mount P/N:SM5259

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$101.99
MPN: SM5259
UPC: 781552952596
Item Package Quantity: 1
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KYB Suspension Strut Mount P/N:SM5259
KYB Suspension Strut Mount P/N:SM5259
$101.99

Quiet a harsh, noisy ride and restore smoother steering with the KYB strut mount SM5259, a front-left suspension strut mount built as a direct-fit replacement for the 1995-1999 BMW M3. KYB strut mounts address the vibration and noise caused by old, hardened rubber insulators, cushioning impacts from road bumps to reduce the jarring, noise, and vibration that worn mounts transmit into the vehicle. See the Buyer's Guide tab for full engine coverage.

  • Integrated mount bearing: the front bearing plate serves as the steering pivot and supports vehicle weight, providing smoother steering and helping retain front-end alignment.
  • Cushions road impacts: superior rubber absorbs bumps to reduce noise, vibration, and harshness that old mounts pass into the cabin.
  • Matched-grade hardware: supplied with matched-grade studs and nuts.
  • OE-quality replacement: designed for the specific application to optimize suspension performance.

Whether you searched for a KYB shock mount, KYB top mounts, or a KYB strut top mount, this front-left unit is the correct fit for the M3 applications above.

Interchange: 31332227897 · 142826 · 903917

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

31332227897, 142826, 903917

Frequently Asked Questions

What does a strut mount do?

It connects the top of the strut to the body, isolates road vibration through its rubber insulator, and on the front the integrated bearing plate acts as the steering pivot while supporting vehicle weight.

Does the KYB strut mount SM5259 fit my BMW M3?

It is a direct-fit front-left replacement for the 1995-1999 BMW M3. Check the Buyer's Guide tab to confirm the exact application and engine for your vehicle.

Does this strut mount include hardware?

Yes. It comes with matched-grade studs and nuts for installation.

What are signs my strut mount may need replacing?

Clunking or knocking from the front suspension over bumps, steering that feels notchy or binds, and increased noise or vibration can be signs. Diagnose the cause, as other parts may be involved.

Should I replace both front strut mounts at once?

Replacing left and right as a pair is recommended for balanced, even suspension performance, though this listing is for one front-left mount.