Spec SFG5SST-2 Super Twin SS-Trim Clutch and Flywheel Kit

The Spec SFG5SST-2 Super Twin SS-Trim Clutch and Flywheel Kit is engineered for high-output builds demanding extreme drivetrain reliability. Rated to handle 700–1,500 ft-lbs of torque, this twin-disc clutch system delivers near-stock pedal feel and drivability without sacrificing the capacity needed for serious street, drag, drift, road racing, time attack, pulling, and rallye applications.

Key Features:

• Twin-disc design with full-faced, dampened carbon graphite discs as standard; organic, fiber, and full metallic disc options also available
• All-billet construction using aircraft-grade aluminum and high-carbon billet steel, CNC-milled to an industry-leading .001-inch tolerance for perfect balance and actuation
• No-shimming, bolt-in installation — no setup adjustments required
• Maintenance-free operation with smooth, quiet engagement thanks to full billet components
• 26-spline input shaft compatibility with 9.50-inch disc diameter
• Rebuildable design — serviceable by SPEC or the end user; replacement components and rebuild services are always available
• Complete kit — includes aluminum flywheel and track-spec hardware
• Manufactured in the United States

Suitable driving applications include: street, drag, drift, road racing, time attack, pulling, and rallye. The Super Twin's robust all-billet architecture and SFI-approved construction make it the definitive clutch upgrade for high-horsepower builds that can't afford drivetrain compromise.