Cusco Rear Pillow Ball

Part #: 658 420 A

Overview

The Cusco Rear Pillow Ball is a high-performance suspension component designed for enthusiasts seeking precise handling and improved chassis responsiveness on their Subaru WRX/STi from 2002 to 2007. Crafted with durability and performance in mind, this pillow ball replaces the factory rubber bushings with a solid, spherical bearing that enhances suspension articulation and reduces deflection under load. Ideal for motorsport applications such as rally, circuit racing, autocross, and gymkhana, it helps deliver a more direct and predictable steering feel while supporting aggressive driving styles. Whether you're upgrading your vehicle for competition or spirited street driving, this pillow ball provides a reliable solution to improve handling characteristics and chassis feedback.

Key Features

This Cusco Rear Pillow Ball is engineered with high-quality materials and a focus on functional design to support your vehicle’s performance needs. Its key features include:

• Precision-machined spherical bearing for optimal movement and durability
• Heavy-duty steel construction with corrosion-resistant coating
• Designed to replace OEM rubber bushings for improved suspension response
• Supports aggressive driving and high-stress conditions
• Easy bolt-on installation with compatible Subaru WRX/STi models from 2002-2007
• Reduces suspension deflection for sharper handling
• Enhances chassis stability and driver feedback during cornering

Construction & Design

Constructed from high-strength steel with a corrosion-resistant finish, the Cusco Rear Pillow Ball features a precision-machined spherical bearing that ensures smooth movement and long-lasting performance. Its robust design is intended to withstand the rigors of motorsport and spirited driving, providing a stable and reliable upgrade over factory bushings.

Driving Feel & Feedback

By replacing the factory rubber bushings with a solid pillow ball, this component significantly improves suspension response and steering precision. Drivers will notice a more direct connection to the road, with enhanced feedback during aggressive maneuvers. The increased rigidity helps support better chassis control, especially in high-performance driving scenarios, contributing to a more confident and engaging driving experience.

Installation & Fitment

The Cusco Rear Pillow Ball is designed for straightforward installation on compatible Subaru WRX/STi models from 2002 to 2007. Basic mechanical skills and standard tools are required for proper fitment. It is recommended to verify fitment against your vehicle’s specifications and the part number before installation.

What’s Included

The package includes the Cusco Rear Pillow Ball assembly, along with all necessary hardware for a secure and proper installation.