Performance Overview

KYB Spring Seat Insulators are specially designed to reduce noise and vibration that worn parts can transmit into the vehicle.

KYB is a worldwide leading supplier of shocks and struts to new vehicle manufacturers. World-Class engineering and quality have made KYB the original equipment shocks for Lexus, Toyota, Saturn, Infiniti, Chrysler, and Ford. Their products are made from the highest quality materials, and guarantee to deliver superior handling, comfort, and control.

Key Features

• Part Number: SM5578
• Product Type: Spring Seat Insulator

Vehicle Fitment Table

FAQ

Will this fit my vehicle?
Please verify your year, make, model, position, and any fitment notes using the compatibility table above before purchase.

What part number is this?
The listed part number is SM5578.

Is this product designed for direct replacement?
Yes. This product is intended to match the compatible vehicle applications listed in the fitment table.

Should I confirm fitment before ordering?
Yes. Always compare your original part, position, and vehicle details with the fitment table before ordering.

Common Searches

• Spring Seat Insulator for Acura CL
• SM5578 fitment
• KYB Spring Seat Insulator
• 2001–2003 Acura CL Spring Seat Insulator
• KYB SM5578 replacement