Superpro Front Control Arm Lower-Inner Rear Bushing Kit - Double Offset

2018–2022 Subaru WRX

Part #: DURO4428K

Overview

The SuperPro Front Control Arm Lower-Inner Rear Bushing Kit with double offset is designed to enhance the handling and stability of your Subaru WRX from 2018 to 2022. These high-quality control arm bushes are engineered to maintain proper suspension geometry, ensuring optimal tire contact and improved overall driving dynamics. Whether you're restoring worn-out components or upgrading for better performance, this kit provides a reliable solution to keep your vehicle handling at its best.

Ideal for enthusiasts who demand precise control and improved responsiveness, this bushing kit helps support spirited driving, track days, or daily commuting. By replacing worn or rubber bushes, you'll notice more predictable steering, reduced wheel play, and enhanced cornering capabilities, all while maintaining a comfortable ride quality.

Key Features

SuperPro's control arm bushings are crafted with durability and performance in mind. The double offset design allows for fine-tuning suspension geometry, which can improve handling characteristics and tire wear. Made from advanced polyurethane material, these bushes resist deformation and provide consistent performance over time. The precision-engineered design ensures a perfect fit, reducing installation time and eliminating the need for additional modifications.

• Double offset design for improved suspension geometry and handling
• High-quality polyurethane construction for durability and longevity
• Resists wear, deformation, and environmental factors such as oil and dirt
• Maintains proper wheel alignment and reduces dynamic changes during driving
• Designed specifically for the 2018–2022 Subaru WRX for a perfect fit
• Easy bolt-on installation with no need for specialized tools or modifications
• Enhances steering response and stability during spirited driving or daily use
• Reduces unwanted suspension movement, contributing to better tire life and consistent handling

Construction & Design

This control arm bushing kit features a robust polyurethane compound that balances flexibility with firmness, providing improved suspension response without sacrificing ride comfort. The double offset configuration allows for precise adjustment of suspension geometry, which can be beneficial for performance tuning or correcting alignment issues caused by wear. The bushes are engineered with a one-piece design that ensures durability and resistance to cracking or splitting over time. The installation process is straightforward, thanks to the exact OEM-like dimensions and high-quality manufacturing standards.

Installation & Fitment

The SuperPro Front Control Arm Lower-Inner Rear Bushing Kit is a direct replacement for the factory components, offering a bolt-on installation that requires no cutting or drilling. Basic mechanical skills and standard tools are sufficient to complete the upgrade. It is recommended to perform an alignment after installation to ensure optimal handling and tire wear. The kit is designed specifically for the 2018–2022 Subaru WRX, ensuring a perfect fit and reliable performance.

• Easy, bolt-on installation with no need for specialized tools
• No modifications or cutting required
• Recommended to perform a wheel alignment after installation for best results

What's Included

• SuperPro Front Control Arm Lower-Inner Rear Bushing Kit (DURO4428K)
• Installation instructions

Ideal For

• Subaru WRX owners seeking to restore or upgrade suspension components
• Performance enthusiasts looking for improved handling and steering response
• Track day participants and spirited drivers aiming for better cornering stability
• Daily drivers wanting a more precise and predictable driving experience