OS Giken GTS1CD Clutch

2013–2015 Scion FR-S, Subaru BRZ, Toyota 86

TY421-AR6

Overview:

The OS Giken GTS1CD Clutch is a high-performance clutch kit designed specifically for the 2013 to 2015 Scion FR-S, Subaru BRZ, and Toyota 86 models. Engineered to deliver smooth engagement and reliable power transfer, this clutch is ideal for enthusiasts seeking enhanced drivability and durability in both street and light track applications. The kit includes a dempened clutch assembly, release sleeve, and flywheel, providing a comprehensive upgrade solution for your vehicle’s drivetrain.

Whether you are upgrading from the factory clutch for improved performance or replacing a worn unit, the OS Giken GTS1CD offers precise control and consistent operation. Its design balances aggressive clutch engagement with manageable pedal effort, making it suitable for daily driving as well as spirited driving conditions.

Key Features:

Designed with advanced engineering and quality materials, the OS Giken GTS1CD Clutch kit offers the following key features:

• Dempened clutch disc for reduced drivetrain shock and smoother engagement
• Includes release sleeve and lightweight flywheel for a complete clutch upgrade
• Optimized for the 2013–2015 Scion FR-S, Subaru BRZ, and Toyota 86 models
• High-quality friction material for improved grip and longevity
• Precision-balanced flywheel to reduce vibrations and enhance engine response
• Designed to handle increased torque loads without sacrificing drivability
• Maintains OEM pedal feel for comfortable daily use
• Durable construction suitable for both street and occasional track use

Construction & Design:

The OS Giken GTS1CD Clutch is crafted with meticulous attention to detail and premium materials to ensure long-lasting performance. The clutch disc features a dempened design that absorbs shock loads, reducing stress on the transmission and drivetrain components. This results in smoother power delivery and less wear over time.

The included flywheel is engineered to be lightweight yet strong, improving throttle response and reducing rotational mass. Precision balancing minimizes vibrations, contributing to a refined driving experience. The release sleeve is designed for reliable operation and compatibility with the vehicle’s factory hydraulic system, ensuring seamless integration.

Installation & Fitment:

This clutch kit is a direct fit for 2013 through 2015 Scion FR-S, Subaru BRZ, and Toyota 86 models, requiring no modifications for installation. Professional installation is recommended to ensure proper alignment and torque specifications are met. The kit replaces the factory clutch, flywheel, and release components, providing a straightforward upgrade path for enthusiasts and mechanics alike.

What's Included:

• Dempened OS Giken GTS1CD clutch disc
• Release sleeve
• Lightweight flywheel

Ideal For:

This clutch kit is ideal for drivers who want a reliable and responsive clutch upgrade for their Scion FR-S, Subaru BRZ, or Toyota 86. It suits enthusiasts who enjoy spirited driving, occasional track days, or those seeking a durable replacement for the factory clutch without compromising daily drivability.

OS Giken is a Japan-based performance drivetrain brand best known for race-proven multi-plate clutches and advanced limited-slip differentials like the Super Lock LSD. Built for high-grip, high-load driving, OS Giken components are designed to deliver consistent lockup, durability, and tunability—ideal for track, drift, and serious street performance builds.