SuperPro Front Lower Inner Rearward Control Arm Caster Offset Bushing Kit

2006–2015 Mazda MX-5 Miata / 2008 Mazda RX-8 40th Anniversary Edition

Part #: SPF3258K

Overview

The SuperPro Front Lower Inner Rearward Control Arm Caster Offset Bushing Kit is designed to enhance the handling and stability of your Mazda MX-5 Miata and Mazda RX-8. Crafted for enthusiasts who seek improved cornering response and precise steering feedback, this kit replaces the factory bushings with high-performance polyurethane components that maintain proper suspension geometry.

Whether you're a daily driver, a spirited weekend racer, or an off-road adventurer, these bushings help support your vehicle's dynamic performance. By restoring and optimizing caster angles, you'll experience more confident steering, reduced body roll, and improved tire contact during aggressive driving or spirited cornering. The durable construction ensures long-lasting performance, even under demanding conditions.

Key Features

SuperPro's caster offset bushing kit incorporates advanced materials and engineering to deliver superior handling characteristics. The bushings are made from high-quality polyurethane, which offers a significant upgrade over OEM rubber by providing enhanced stiffness and resistance to wear. This material choice helps maintain suspension alignment and caster angles, crucial for precise steering and stability.

• Polyurethane construction for improved durability and performance
• Designed to restore factory caster angles for optimal handling
• Rearward offset design enhances steering response and cornering grip
• Engineered to reduce suspension deflection and maintain alignment
• Corrosion-resistant metal sleeves and high-quality bushings ensure long service life
• Direct bolt-on replacement for easy installation without modifications
• Suitable for street driving, spirited driving, and track use
• Compatible with Mazda MX-5 Miata (2006–2015) and Mazda RX-8 (2008 40th Anniversary Edition)

Construction & Design

This control arm bushing kit features a precision-engineered polyurethane formulation that balances stiffness with flexibility, ensuring a comfortable ride while improving handling. The bushings are housed in a robust metal shell with corrosion-resistant coatings, providing a secure fit and resistance to environmental elements. The offset design is carefully calibrated to optimize caster angles, which enhances steering feel and cornering stability.

The kit is manufactured with strict quality control standards, ensuring consistent performance and longevity. The bushings are easy to install using standard tools, and they are designed to fit directly into the factory control arms, making them an ideal upgrade for your vehicle's suspension system.

Installation & Fitment

The SuperPro Control Arm Bushing Kit is a straightforward bolt-on upgrade that requires no cutting or drilling. Installation involves removing the existing bushings and pressing in the new polyurethane components, which can typically be completed with standard suspension tools. No special tuning or alignment adjustments are necessary beyond the standard suspension alignment procedure to ensure optimal handling and tire wear.

• Direct replacement for factory bushings
• Designed for easy installation with common tools
• No modifications or additional tuning required

What's Included

• Complete set of polyurethane bushings for the front lower control arm
• Metal sleeves and hardware necessary for installation
• Installation instructions

Ideal For

• Performance enthusiasts seeking improved handling and steering response
• Owners restoring or upgrading their suspension for better cornering grip
• Drivers looking for long-lasting, maintenance-free bushings
• Those who want to maintain factory ride quality while enhancing vehicle dynamics