ACT Heavy Duty Performance Street Sprung Clutch Kit

Part #: SB11-HDSS

Overview

The ACT Heavy Duty Performance Street Sprung Clutch Kit is designed to enhance the durability and performance of your vehicle's clutch system. Suitable for Subaru WRX models from 2006 to 2024, this kit combines ACT’s most popular heavy-duty pressure plate with a high-performance street disc, providing a reliable upgrade for spirited driving and daily use. Whether you're looking to improve response, extend clutch life, or handle increased power levels, this kit offers a balanced solution that maintains smooth engagement and pedal feel while supporting your vehicle’s performance needs. This clutch kit is ideal for enthusiasts seeking a robust upgrade that delivers consistent performance under demanding conditions, making it suitable for street driving, spirited canyon runs, or light track use. Its design emphasizes durability, heat resistance, and reliable engagement, ensuring your vehicle can handle increased torque and stress without sacrificing drivability.

Key Features

This clutch kit features advanced materials and engineering to optimize performance and longevity. The pressure plate uses an exclusive diaphragm design that increases clamp load and reduces deflection, helping to maintain consistent engagement and pedal feel. The all-steel construction and precision cover stampings provide rigidity and durability, ensuring the clutch remains reliable over extended use. The included street disc is engineered for smooth engagement, low noise, and excellent heat dissipation, supporting consistent performance during daily driving and spirited outings. The kit is designed for straightforward installation, with components engineered to fit seamlessly into your Subaru WRX’s existing clutch system.

• Heavy-duty diaphragm pressure plate for increased clamp load
• Heat-treated, durable components for extended clutch life
• High-performance street disc for smooth engagement and low noise
• Precision cover stampings for rigidity and consistency
• Designed for street and spirited driving applications
• Compatible with Subaru WRX (06-24)

Construction & Design

The clutch components are crafted from high-quality steel and friction materials designed to withstand high temperatures and stress. The diaphragm pressure plate features exclusive design elements to maximize clamp force while maintaining pedal feel. The street disc incorporates a high-friction lining that balances grip and smoothness, supporting reliable engagement and longevity.

Driving Feel & Feedback

This clutch kit provides a firm, predictable pedal feel with smooth engagement, making it suitable for daily driving while offering the durability needed for more aggressive driving styles. It helps improve response and control, especially under increased power loads, without sacrificing comfort or drivability.

Installation & Fitment

Installation should be performed by a qualified technician familiar with Subaru clutch systems. Proper alignment and torque specifications are essential for optimal performance. Fitment is designed to be direct, with all components matching the original mounting points and specifications.

What’s Included

The kit includes the heavy-duty pressure plate, street disc, release bearing, and necessary hardware for installation, providing everything needed for a complete upgrade.

Ideal For

Ideal for Subaru WRX owners seeking a durable, high-performance clutch upgrade that supports increased power, improved response, and reliable daily driving. Perfect for enthusiasts who demand longevity and consistent engagement from their clutch system.