KYB SM5739 Suspension Strut Mount - Front

KYB SM5739 Front Strut Mount for Infiniti M35/M45

KYB SM5739 is a front suspension strut mount built for 2006-2010 Infiniti M35 and 2006-2010 Infiniti M45 applications. It replaces worn mount components that can transmit vibration, noise, and harshness into the cabin while helping restore proper front suspension feel.

As part of KYB Mount Components, this strut mount is engineered as an OE-quality replacement for the specific application. It also supports steering response and front-end alignment through its bearing plate design, making it a practical choice for Infiniti M35 front strut mount and Infiniti M45 front strut mount service.

Key Features

• OE-quality replacement strut mount for the front suspension
• Superior rubber helps reduce noise, vibration, and harshness
• Mount bearing supports smoother steering input and alignment retention
• Designed to cushion road impacts and reduce jarring transfer
• Matched-grade studs and nuts for application-specific fitment

Product Details

KYB Mount Components focus on restoring the function of the upper strut attachment point, where the mount and bearing plate play a direct role in steering pivot action and vehicle weight support. The SM5739 is built to address the wear that develops in hardened vibration insulators, helping the suspension operate more quietly and consistently. For drivers searching for KYB SM5739 or a front strut mount for Infiniti M35 and M45 models, this part is a direct replacement option for the listed vehicles.

This part cross-references Infiniti 54320EG00A and 54320EG000 for the same application.

What It Helps Address

• Clunking or knocking from worn front strut mounts
• Excess cabin vibration from deteriorated rubber insulators
• Harshness felt over bumps and rough pavement
• Steering bind or reduced steering smoothness at the front suspension
• Front-end alignment issues related to worn mount bearings

Installation Notes and Tips

Fits 2006-2010 INFINITI M35, Front. Fits 2006-2010 INFINITI M45, Front. Confirm the vehicle’s front suspension configuration and compare the original mount before installation. Because the mount and bearing plate affect steering pivot behavior, proper alignment inspection after service is recommended.

Quality Assurance

KYB is known for OE-focused suspension components, and the SM5739 follows that approach with application-specific construction and materials selected to restore original suspension function. The part number is KYB SM5739.