HomeSuspension > Suspension, Springs and Related ComponentsKYB SM5630 Coil Spring Insulator - Front Lower
Part #: SM5630

KYB SM5630 Coil Spring Insulator - Front Lower

Mount Components, Front Lower
10 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Mount Components, Front Lower
Fitment: Nissan, Maxima and Altima
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of KYB SM5630 Coil Spring Insulator for Nissan Vehicles

The KYB SM5630 coil spring insulator is designed specifically for Nissan Altima and Maxima models. This component helps reduce noise and vibration in the suspension system, contributing to a smoother and quieter ride.

  • Compatible with Nissan Altima and Maxima suspension systems
  • Part number SM5630 ensures precise fitment
  • Coil spring insulator reduces suspension noise and vibration
  • Durable material designed for long-lasting performance
  • Part of KYB's Mount Components product line

About the KYB Mount Components Product Line

The Mount Components line from KYB focuses on suspension-related parts that support and isolate key components within the vehicle's suspension system. The SM5630 coil spring insulator is part of this line, engineered to provide effective cushioning between the coil spring and mounting points, helping to maintain suspension integrity and comfort in Nissan Altima and Maxima models.

Detailed Product Description

The KYB SM5630 coil spring insulator is a suspension component designed to fit Nissan Altima and Maxima vehicles. It acts as a buffer between the coil spring and the vehicle’s mounting surfaces, minimizing metal-to-metal contact. This reduces noise, vibration, and harshness (NVH) transmitted through the suspension, improving overall ride quality. The insulator is manufactured from durable materials to withstand the stresses of daily driving and maintain its shape and function over time.

Common Issues Addressed by the Coil Spring Insulator

  • Eliminates squeaking or clunking noises from the suspension
  • Reduces vibration felt inside the cabin
  • Prevents premature wear of coil springs and mounting points
  • Improves suspension component alignment and stability
  • Helps maintain consistent ride comfort on Nissan Altima and Maxima models

Installation Notes and Tips

  • Ensure vehicle is safely lifted and supported before installation
  • Remove the old coil spring insulator carefully to avoid damage to surrounding components
  • Verify the part number SM5630 matches the vehicle’s requirements
  • Inspect coil springs and mounts for wear during replacement
  • Follow manufacturer torque specifications when reassembling suspension components

Quality Assurance and Warranty Information

KYB manufactures the SM5630 coil spring insulator to meet strict quality standards, ensuring reliable performance in Nissan Altima and Maxima vehicles. While specific warranty details are not provided here, KYB products typically come with a limited warranty against defects in materials and workmanship. For exact warranty terms, consult KYB or the product documentation.

This part fits 10 vehicles. Search below:

YearMakeModelPositionNotes
2008NissanMaximaFront LowerMount Components
2007NissanMaximaFront LowerMount Components
2006NissanAltimaFront LowerMount Components
2006NissanMaximaFront LowerMount Components
2005NissanAltimaFront LowerMount Components
2005NissanMaximaFront LowerMount Components
2004NissanAltimaFront LowerMount Components
2004NissanMaximaFront LowerMount Components
2003NissanAltimaFront LowerMount Components
2002NissanAltimaFront 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:

540358J000

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