ICON Suspension Systems

Fits 2003–2009 Toyota 4Runner and FJ Cruiser

Part #: K53056

Overview

The ICON 03-09 Toyota 4Runner and FJ Cruiser Stage 6 Suspension System with Billet UCA is a high-performance upgrade designed to enhance off-road capability and on-road handling. Crafted for enthusiasts seeking durability and improved articulation, this system features upper control arms equipped with ICON's patented Delta Joint. The Delta Joint combines the robustness of a heavy-duty ball joint with the performance benefits of a uniball, providing superior articulation while resisting the elements. This suspension system is ideal for those who demand reliability, strength, and enhanced off-road performance from their Toyota SUV. Designed for off-road adventurers and daily drivers alike, this suspension upgrade offers a significant boost in wheel travel, stability, and ride quality. Whether tackling rugged trails or improving on-road responsiveness, this system helps your vehicle handle challenging terrain with confidence and control.

Key Features

This suspension system is built with high-quality materials and innovative design to deliver lasting performance and reliability. Key features include:

• Heavy-duty Delta Joint ball joints for superior articulation and durability
• Billet aluminum upper control arms for strength and precision
• Optimized geometry for improved wheel travel and handling
• Corrosion-resistant coatings for long-lasting performance
• Designed specifically for 2003–2009 Toyota 4Runner and FJ Cruiser models
• Supports aggressive off-road use while maintaining daily drivability

Construction & Design

The control arms are machined from billet aluminum, ensuring a lightweight yet robust structure capable of withstanding harsh off-road conditions. The Delta Joint features a heavy-duty ball joint design that provides high-angle articulation without sacrificing durability or exposure to the elements. The system's design emphasizes strength, flexibility, and longevity, making it suitable for demanding off-road adventures and everyday driving.

Driving Feel & Feedback

This suspension upgrade enhances vehicle stability and handling by providing increased wheel travel and improved articulation. The system offers a more responsive and controlled ride, especially over uneven terrain, allowing for better driver feedback and confidence behind the wheel. The upgraded components help reduce body roll and improve overall ride quality, making your vehicle more capable both on and off the pavement.

Installation & Fitment

Installation requires professional expertise and proper alignment to ensure optimal performance. The system is designed as a direct bolt-on upgrade for 2003–2009 Toyota 4Runner and FJ Cruiser models, with no modifications needed for fitment.

What’s Included

The package includes upper control arms with ICON's Delta Joint, necessary hardware, and detailed installation instructions to facilitate a straightforward upgrade process.

Ideal For

This suspension system is perfect for off-road enthusiasts, overlanders, and daily drivers looking to improve their vehicle’s durability, articulation, and handling capabilities. It supports aggressive trail riding while maintaining the comfort and reliability expected for everyday use.