HomeSuspension > Shocks and StrutsKYB SM5423 Suspension Strut Mount Kit - Front
Part #: SM5423

KYB SM5423 Suspension Strut Mount Kit - Front

Mount Components, Front
43 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Mount Components, Front
Fitment: Toyota and Lexus, Sienna, RX350, RX400h, Highlander, ES330, RX330, Camry, Solara, and ES300
Easy Returns — Return within 60 days for a full refund
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Overview of KYB SM5423 Suspension Strut Mount Kit

The KYB SM5423 Suspension Strut Mount Kit is designed to provide reliable support and cushioning for your vehicle's suspension system. Specifically engineered for select Lexus and Toyota models, this strut mount kit helps maintain proper alignment and reduces noise and vibration during driving.

  • Compatible with Lexus and Toyota models including Camry, ES300, ES330, Highlander, RX330, RX350, RX400h, Sienna, and Solara
  • Part number SM5423 ensures precise fitment and easy identification
  • Part of KYB's Mount Components product line, focused on suspension mounting solutions
  • Durable construction designed to withstand road impacts and maintain suspension geometry
  • Helps reduce noise, vibration, and harshness (NVH) for improved ride comfort

About the KYB Mount Components Product Line

The Mount Components line by KYB specializes in suspension strut mounts and related parts that serve as the critical interface between the vehicle’s suspension and chassis. This product line emphasizes durability and precise fitment to maintain suspension performance and vehicle handling characteristics. The SM5423 strut mount kit is part of this line, offering a reliable replacement option for maintaining the integrity of your Lexus or Toyota suspension system.

Detailed Product Description

The KYB SM5423 Suspension Strut Mount Kit is engineered to meet the specific requirements of various Lexus and Toyota vehicles, including the Camry, ES300, ES330, Highlander, RX330, RX350, RX400h, Sienna, and Solara. This kit replaces worn or damaged strut mounts, which are essential for securing the strut assembly to the vehicle body while absorbing shocks and vibrations. Properly functioning strut mounts help maintain suspension alignment and contribute to overall vehicle stability and comfort.

Common Issues Addressed by This Strut Mount Kit

  • Excessive noise or clunking sounds from the suspension area
  • Increased vibration or harshness felt inside the cabin
  • Uneven tire wear due to misaligned suspension components
  • Reduced steering response or handling instability
  • Visible wear or damage to existing strut mounts

Installation Notes and Tips

  • Ensure compatibility by verifying vehicle make and model against the fitment list
  • Professional installation is recommended to maintain suspension alignment and safety
  • Inspect related suspension components during installation for wear or damage
  • Use proper tools to avoid damage to the new strut mount or surrounding parts
  • Torque mounting hardware to manufacturer specifications

Quality Assurance and Warranty

KYB manufactures the SM5423 Suspension Strut Mount Kit to meet or exceed OEM standards for fit, form, and function. While specific warranty details may vary, KYB products typically come with a limited warranty covering defects in materials and workmanship. Refer to KYB’s official documentation for exact warranty terms applicable to this part.

This part fits 43 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
2010ToyotaSiennaAWDFrontMount Components
2010ToyotaSiennaFWDFrontMount Components
2009LexusRX350FrontMount and Bearing; (Exc. Air Suspension); Mount Components
2009ToyotaSiennaAWDFrontMount Components
2009ToyotaSiennaFWDFrontMount Components
2008LexusRX350FrontMount and Bearing; (Exc. Air Suspension); Mount Components
2008LexusRX400hFrontMount Components
2008ToyotaSiennaAWDFrontMount Components
2008ToyotaSiennaFWDFrontMount Components
2007LexusRX350FrontMount and Bearing; (Exc. Air Suspension); Mount Components
2007LexusRX400hFrontMount Components
2007ToyotaHighlanderFrontKit includes both Mount and Bearing for Suspension Strut.; Mount Components
2007ToyotaSiennaAWDFrontMount Components
2007ToyotaSiennaFWDFrontMount Components
2006LexusES330Front(Exc. Adjustable Suspension); Mount Components
2006LexusRX330FrontMount and Bearing; (Exc. Air Suspension); Mount Components
2006LexusRX400hFrontMount Components
2006ToyotaCamryFrontMount Components
2006ToyotaHighlanderFrontKit includes both Mount and Bearing for Suspension Strut.; Mount Components
2006ToyotaSiennaAWDFrontMount Components
2006ToyotaSiennaFWDFrontMount Components
2006ToyotaSolaraFrontMount and Bearing; TO 6/2006; Mount Components
2005LexusES330Front(Exc. Adjustable Suspension); Mount Components
2005LexusRX330FrontMount and Bearing; (Exc. Air Suspension); Mount Components
2005ToyotaCamryFrontMount Components
2005ToyotaHighlanderFrontKit includes both Mount and Bearing for Suspension Strut.; Mount Components
2005ToyotaSiennaAWDFrontMount Components
2005ToyotaSiennaFWDFrontMount Components
2005ToyotaSolaraFrontKit includes both Mount and Bearing for Suspension Strut.; Mount Components
2004LexusES330Front(Exc. Adjustable Suspension); Mount Components
2004LexusRX330FrontMount and Bearing; (Exc. Air Suspension); Mount Components
2004ToyotaCamryFrontMount Components
2004ToyotaHighlanderFrontKit includes both Mount and Bearing for Suspension Strut.; Mount Components
2004ToyotaSiennaAWDFrontMount Components
2004ToyotaSiennaFWDFrontMount Components
2004ToyotaSolaraFrontKit includes both Mount and Bearing for Suspension Strut.; Mount Components
2003LexusES300Front(Exc. Adjustable Suspension); Mount Components
2003ToyotaCamryFrontMount Components
2003ToyotaHighlanderFrontKit includes both Mount and Bearing for Suspension Strut.; Mount Components
2002LexusES300Front(Exc. Adjustable Suspension); Mount Components
2002ToyotaCamryFrontMount Components
2002ToyotaHighlanderFrontKit includes both Mount and Bearing for Suspension Strut.; Mount Components
2001ToyotaHighlanderFrontKit includes both Mount and Bearing for Suspension Strut.; Mount Components

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

143202

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.