Whiteline Rear Differential Mount Front Bushing

Fitment: Subaru WRX / STI 08+

Part #: KDT905

Overview

The Whiteline Rear Differential Mount Front Bushing is a high-performance upgrade designed specifically for Subaru WRX and STI models from 2008 onward. This component replaces the factory bushing with a durable polyurethane material, aimed at improving your vehicle’s handling, stability, and responsiveness. Ideal for enthusiasts and drivers who demand more precise control during spirited driving, this bushing helps reduce unwanted movement and flex in the rear differential mount, resulting in a more direct and confident driving experience. Whether you're tracking your car or simply seeking enhanced road manners, this upgrade supports a more engaged and controlled ride. Constructed from high-quality polyurethane, the Whiteline bushing offers increased durability and resistance to wear compared to stock rubber components. Its design ensures a firm connection between the rear differential and chassis, helping to optimize power transfer and minimize deflection under load. This upgrade is straightforward to install and is engineered to withstand the rigors of aggressive driving, making it a reliable choice for performance-oriented Subaru owners.

Key Features

This front differential bushing from Whiteline features a precision-engineered polyurethane formulation that balances firmness with flexibility, providing improved handling without sacrificing ride comfort. Its robust construction ensures long-lasting performance and resistance to environmental factors such as heat and moisture. Designed with a focus on direct response, the bushing helps enhance the vehicle’s overall stability during cornering and acceleration. The component’s precise fitment ensures a secure installation, contributing to consistent handling characteristics over time.

Construction & Design

Made from high-quality polyurethane, this bushing is crafted to provide a durable and stable connection between the rear differential and the chassis. Its design minimizes unwanted movement, supporting a more direct transfer of power and improved handling dynamics.

Installation & Fitment

Installation involves replacing the factory bushing with this polyurethane upgrade, typically requiring basic tools and mechanical knowledge. Fitment should be verified against the vehicle’s specifications and part number to ensure compatibility.

What’s Included

The package includes the polyurethane front differential mount bushing designed specifically for Subaru WRX and STI models from 2008 and newer, providing a direct replacement for the factory component.