KYB SM5573 Coil Spring Insulator - Front Lower

KYB SM5573 Coil Spring Insulator

Restore quieter suspension operation with the KYB SM5573 coil spring insulator. This Mount Components part is built to replace worn spring seats and vibration insulators that can harden over time, helping reduce noise and improve ride quality on select Acura and Honda applications.

Compatible with front lower suspension positions on 2003-2015 Acura and Honda models, including Accord, Accord Crosstour, Crosstour, TL, TSX, and RL. The KYB SM5573 is an OE-quality replacement for drivers addressing suspension noise at the spring seat area.

Key Features

• High-quality replacement spring insulator for the front lower suspension
• Helps reduce squeaks, rattles, and vibration noise
• Built to match or exceed original equipment design and quality
• Part of KYB Mount Components for suspension service work
• Direct-fit application coverage for select Honda and Acura vehicles

Product Details

KYB Mount Components are engineered for suspension service where worn insulators and spring seats can create unwanted noise and harshness. The SM5573 is designed for applications where the coil spring interface needs renewed isolation, helping the suspension operate more quietly and consistently. This part cross-references Monroe Shocks & Struts 906950 for the same application.

Use the KYB SM5573 when servicing front lower spring insulator wear on 2003-2012 Honda Accord, 2010-2011 Honda Accord Crosstour, 2012-2015 Honda Crosstour, 2004-2014 Acura TL, 2004-2014 Acura TSX, and 2005-2012 Acura RL. The part number SM5573 is commonly searched for OE-style suspension repair on these vehicles.

What It Helps Solve

• Squeaks from hardened or deteriorated spring insulators
• Rattles at the coil spring seat area
• Vibration noise transmitted through the front lower suspension
• Ride harshness caused by worn isolation components
• Noise complaints after suspension inspection or service

Installation Notes

Install the KYB SM5573 in the front lower position only on the listed applications. Inspect the surrounding spring seat, strut, and mounting surfaces before installation, and replace any worn suspension components that could affect fit or noise control. Verify vehicle year, make, model, and position against the fitment listing before ordering.

Quality Assurance

KYB is known for OE-quality suspension replacement parts, and the Mount Components line is focused on restoring original-style performance and noise isolation. The SM5573 is built with design and quality intended to meet the demands of the specified Honda and Acura applications.