Transform your vehicle's performance with the KYB Rear Upper Coil Spring Insulator SM5578. Designed to eliminate the persistent vibration and noise often caused by outdated or hardened insulators, this premium component promises a smoother, quieter ride. Engineered for superior quality, the KYB spring seats are specifically tailored to meet or exceed OE standards, ensuring that your Acura or Honda benefits from optimal suspension performance. Ideal for various models including the Acura CL, TL, TSX, and Honda Accord series, this insulator guarantees not just an improved ride but an enriched driving experience. Investing in a KYB insulator means choosing unparalleled quality and reliability, helping maintain your vehicle in peak condition. Address common suspension sound issues and enhance your vehicle's handling by outfitting it with the industry’s leading spring insulator. Don't let vibrations and noise diminish your driving pleasure—upgrade today with KYB.

• OE quality match or exceed for trusted performance
• Reduces squeaks, rattles, and vibration noises
• Perfect fit for Acura and Honda models
• Durable and long-lasting insulator material
• Improves overall suspension system efficiency

Part Number:	SM5578
Weight:	1 lb
Dimensions:	7.900 x 7.300 x 3 inches
Compatible Vehicles:	Acura CL, TL, TSX, Honda Accord models
Interchangeable with:	Monroe 905994
Design:	OE quality replacement
Position:	Rear Upper

• Monroe Shocks & Struts: 905994

• 2001-2003 Acura CL | Position: Rear Upper
• 2004-2014 Acura TSX | Position: Rear Upper
• 2010-2011 Honda Accord Crosstour | Position: Rear Upper
• 1998-2012 Honda Accord | Position: Rear Upper
• 1999-2003 Acura TL | Position: Rear Upper
• 2012-2015 Honda Crosstour | Position: Rear Upper