HomeSuspension > Suspension, Springs and Related ComponentsKYB SM5648 Coil Spring Insulator - Front Lower
Part #: SM5648

KYB SM5648 Coil Spring Insulator - Front Lower

Mount Components, Front Lower
⚙️ 12 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Mount Components, Front Lower
🚗Fitment: Toyota and Lexus, Sienna, ES300, Camry, and RX300
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Overview of KYB SM5648 Coil Spring Insulator

The KYB SM5648 coil spring insulator is designed to provide reliable suspension support for select Lexus and Toyota vehicles. This component helps reduce noise and vibration, contributing to a smoother ride in models such as the Toyota Camry, Lexus ES300, RX300, and Toyota Sienna.

  • Compatible with Lexus and Toyota models including Camry, ES300, RX300, and Sienna
  • Part number SM5648 ensures precise fitment and quality
  • Coil spring insulator designed to minimize suspension noise and vibration
  • Part of the KYB Mount Components product line for suspension reliability

About the KYB Mount Components Product Line

The Mount Components line from KYB focuses on suspension-related parts that enhance vehicle stability and comfort. This product line includes components engineered to work seamlessly with coil springs and other suspension elements, ensuring proper alignment and noise reduction. The SM5648 coil spring insulator is a key part of this line, providing effective cushioning between the coil spring and vehicle chassis.

Detailed Product Description

The KYB SM5648 coil spring insulator is engineered to fit specific Lexus and Toyota models, including the Camry, ES300, RX300, and Sienna. This insulator is installed between the coil spring and the vehicle’s suspension mount to absorb vibrations and reduce metal-to-metal contact. By doing so, it helps maintain suspension integrity and improves overall ride quality. The part number SM5648 corresponds to this exact fitment, ensuring compatibility and ease of installation.

Common Issues Addressed by the Coil Spring Insulator

  • Eliminates squeaking or clunking noises from the suspension
  • Reduces vibration transmitted through the coil springs
  • Prevents premature wear of suspension components
  • Improves ride comfort on rough or uneven roads
  • Maintains proper coil spring positioning and alignment

Installation Notes and Tips

When installing the KYB SM5648 coil spring insulator, ensure the vehicle is securely lifted and the suspension is properly supported. Remove the old insulator carefully to avoid damage to the coil spring or mount. Position the new insulator correctly to maintain optimal contact and cushioning. It is recommended to inspect related suspension components during installation for any signs of wear or damage.

Quality Assurance and Warranty

KYB is known for manufacturing suspension components that meet or exceed OEM standards. The SM5648 coil spring insulator undergoes quality checks to ensure durability and fitment accuracy. While specific warranty details are not provided here, KYB products typically come with manufacturer-backed warranties covering defects in materials and workmanship.

This part fits 12 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
2006ToyotaSiennaAWDFront LowerMount Components
2006ToyotaSiennaFWDFront LowerMount Components
2005ToyotaSiennaAWDFront LowerMount Components
2005ToyotaSiennaFWDFront LowerMount Components
2004ToyotaSiennaAWDFront LowerMount Components
2004ToyotaSiennaFWDFront LowerMount Components
2003LexusES300Front LowerMount Components
2003ToyotaCamryFront LowerMount Components
2002LexusES300Front LowerMount Components
2002ToyotaCamryFront LowerMount Components
2000LexusRX300Front LowerMount Components
1999LexusRX300Front LowerMount 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:

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