Spec Clutch SD08SST-2 Super Twin SS-Trim Clutch and Flywheel Kit

The Spec Clutch SD08SST-2 Super Twin SS-Trim Clutch and Flywheel Kit is a high-performance multi-disc clutch assembly engineered for street and track applications in vehicles producing extreme horsepower and torque. Rated to handle 700–1,500 lb-ft of torque, this kit delivers the holding power needed for demanding performance builds while maintaining near-stock drivability for everyday street use.

Key Features:

• SS-Trim carbon composite/Kevlar® disc configuration — dampened, full-faced carbon graphite friction discs for smooth, consistent engagement
• All-billet construction — aircraft-grade aluminum and high-carbon billet steel components milled to industry-leading .001-inch tolerances for perfect balance and actuation
• Near-stock drivability — smooth, quiet operation suitable for street use as well as competition
• No-shimming, no-setup bolt-in installation — straightforward drop-in fitment with no special setup required
• Maintenance-free operation — engineered for long service life with no routine adjustments needed
• Fully rebuildable — can be rebuilt by SPEC or the end user; replacement components and rebuild services are available
• SFI approved — every SPEC clutch kit and flywheel carries SFI certification
• Flywheel and track-spec hardware included — complete kit with everything needed for installation
• Organic, fiber, and full-metallic friction disc options also available

Designed and hand-built in the U.S.A., the Super Twin SS-Trim is suited for a wide range of high-performance driving disciplines including street, drag, drift, road racing, time attack, pulling, and rallye. This kit is ideal for builds that have outgrown single-disc solutions and require a robust, competition-proven twin-disc clutch system.