ACT Performance Drivetrain Components

Fits 2023–2026 Toyota GR Corolla

Part #: TC9-HDSS

Overview

The ACT HD/Perf Street Sprung Clutch Kit is designed to enhance the performance and durability of your Toyota GR Corolla's clutch system. This kit is ideal for enthusiasts seeking a reliable upgrade that supports spirited driving, track days, or increased power handling. It combines high-quality materials and innovative design to deliver a responsive, consistent clutch feel while maximizing lifespan under demanding conditions.

Engineered for drivers who demand both street usability and performance reliability, this clutch kit offers improved response, heat management, and longevity. Whether you're upgrading for better response or preparing your vehicle for more aggressive driving, this kit provides a balanced solution that maintains smooth engagement and durability.

Key Features

This clutch kit features ACT's proven Heavy Duty pressure plate paired with a high-performance street disc, delivering a combination of strength and smooth operation. Key features include:

• Heavy Duty pressure plates with exclusive diaphragm design for increased clamp load
• Four-stage heat-treating process on diaphragms for enhanced performance and durability
• Precision cover stampings to ensure rigidity and consistent engagement
• Performance street discs with high copper organic materials for superior heat transfer
• Steel-backed lining for increased burst strength and reliability
• Reduced marcel for faster shift action and improved response
• Designed to support increased power and spirited driving conditions

Construction & Design

The clutch components are crafted with high-quality organic materials and steel backing, ensuring durability and heat resistance. The pressure plate's diaphragm design is optimized for increased clamp load and reduced deflection, contributing to consistent engagement and longer component life. Precision manufacturing and heat treatment processes guarantee reliable performance under demanding driving conditions.

Performance & Response

This clutch kit is engineered to provide a responsive pedal feel and smooth engagement, making it suitable for both daily driving and aggressive driving scenarios. The reduced marcel design helps achieve quicker shifts, enhancing overall driving engagement and control.

Installation & Fitment

Installation should be performed by a qualified technician familiar with clutch system upgrades. Proper alignment and torque specifications are critical for optimal performance and longevity. This kit is designed specifically for the Toyota GR Corolla model years 2023 through 2026, ensuring a precise fit and reliable operation.

What’s Included

The package includes the Heavy Duty pressure plate, performance street disc, release bearing, and all necessary hardware for installation.