Listing Date: October 24, 2025

Genuine Nissan Front Coil Spring Bottom Seat / Insert Tube

Part Number: 55018-ZN90B

Product Overview

This is a **brand new, Genuine Nissan Coil Spring Insert** (also called a spring seat or tube-spring bottom). This component is mounted on the **front axle** and is crucial for isolating the coil spring from the strut assembly and body, damping vibration and noise. Replacing a worn, cracked, or deteriorated spring seat is essential for restoring ride quality and eliminating clunking noises from the front suspension.

Key Features & Specifications

  • **Genuine OEM Quality:** Factory part from Nissan for guaranteed performance and a perfect fit.
  • **Restores Ride Quality:** Essential component for noise and vibration isolation in the strut assembly.
  • **Durable Construction:** Made from high-quality rubber/plastic material to withstand constant load.
  • **Direct Replacement:** Matches the original part precisely.
  • **Placement:** Front Coil Spring, Bottom Position.
Brand: Nissan (Genuine OEM)
Part Number: 55018ZN90B
Condition: New
Placement on Vehicle: Front Axle (Fits Left or Right)
Other Names: Tube-Spring Bottom, Spring Seat, Spring Insert (Rubber)
Replaces Part Number: 55018ZN90A (Check application)

Wide Nissan Compatibility

This coil spring seat fits a range of Nissan and Infiniti models. Please use eBay's compatibility tool for confirmation. Key compatible models often include:

  • **Nissan Versa / Tiida (C11X, SC11X):** Approx. 2007 - 2012
  • **Nissan Sentra** (Specific years/trims - Verification needed)
  • **Nissan Cube** (Specific years/trims - Verification needed)

IMPORTANT NOTES:

  • This part fits both the **Left and Right** sides of the front suspension.
  • It is generally recommended to replace suspension components in pairs.
  • Verify compatibility with your vehicle's **VIN (Vehicle Identification Number)** if unsure.