SPEC Stage 1 Clutch Kit

2007–2010 Scion tC / 2008–2015 Scion xB2

ST481

Overview:

The SPEC Stage 1 Clutch Kit is a high-performance upgrade designed specifically for the 2007–2010 Scion tC and 2008–2015 Scion xB2 models. Engineered to deliver smooth engagement and reliable durability, this clutch kit is ideal for enthusiasts seeking improved drivability and enhanced torque capacity without sacrificing street-friendly operation. Whether you’re upgrading for spirited daily driving or occasional track use, the Stage 1 kit offers a balanced solution that enhances your vehicle’s performance and longevity.

Built to handle up to 350 ft/lbs of torque, this clutch kit is well-suited for stock or mildly modified engines, providing consistent power transfer and excellent pedal feel. Its design focuses on delivering a smooth, predictable engagement that reduces driveline shock and improves overall driving confidence.

Key Features:

The SPEC Stage 1 Clutch Kit combines advanced materials and precision engineering to meet the demands of both street and light track applications. Key features include:

• Integrally molded carbon kevlar-based organic friction material for smooth engagement and long life
• High clamp pressure pressure plate for improved holding capacity
• Double sprung hub with spring cover relieves to reduce drivetrain shock and enhance flexibility
• Steel backing plate bonded to friction material for strength under high clamp loads and elevated temperatures
• Heat-treated components for increased durability and resistance to wear
• High torque sprung hub and disc assembly designed to absorb vibrations and improve drivability
• Includes bearing and tool kit on select models (please inquire for details)
• Torque capacity rated at 350 ft/lbs, suitable for street, drag, drift, road race, rally, pulling, and autocross applications

Construction & Design:

The clutch disc features a carbon kevlar-based organic lining that is integrally molded for consistent friction characteristics and extended service life. This friction material is bonded to a steel backing plate, providing the strength necessary to withstand high clamp pressures and elevated operating temperatures. The double sprung hub design incorporates spring cover relieves, which help to absorb drivetrain shock and reduce stress on transmission components, enhancing overall reliability.

All components are heat treated to improve strength and durability, ensuring the clutch kit maintains performance under demanding conditions. The high clamp pressure plate increases holding power without compromising smooth pedal feel, making this kit an excellent choice for drivers who want a responsive yet manageable clutch.

Installation & Fitment:

The SPEC Stage 1 Clutch Kit is a direct fit replacement for the 2007–2010 Scion tC and 2008–2015 Scion xB2 models. Installation requires standard clutch replacement procedures and does not typically necessitate modifications to the vehicle’s transmission or drivetrain. It is recommended that installation be performed by a qualified technician to ensure proper alignment and optimal performance.

Because this kit is built to order, expect a shipping timeframe of 3–5 business days. Free shipping is included with your purchase.

What's Included:

• Carbon kevlar-based organic clutch disc with steel backing
• High clamp pressure pressure plate
• Double sprung hub assembly
• Release bearing (included on select models, please inquire)
• Installation tool kit (included on select models, please inquire)

Ideal For:

This clutch kit is ideal for Scion tC and xB2 owners looking to upgrade their factory clutch for improved torque handling and smoother engagement. It suits drivers who enjoy spirited street driving, occasional track days, or light motorsport activities such as autocross, drag racing, and rally. The SPEC Stage 1 Clutch Kit offers a reliable, durable solution for those seeking enhanced performance without sacrificing daily drivability.

SPEC delivers clutches and drivetrain components. With an emphasis on power transfer and drivability, their products help performance cars put power down cleanly—whether you’re upgrading a daily driver, building for track days, or supporting added torque. SPEC is a solid choice when engagement, durability, and consistent performance matter.