SPEC SZ133 Stage 3 Performance Clutch Kit 6-Puck Carbon Composite

The SPEC SZ133 Stage 3 Clutch Kit is a high-performance clutch solution engineered for drivers who demand aggressive torque capacity without sacrificing everyday streetability. Built around a carbon semi-metallic 6-puck sprung hub disc, this kit delivers an industry-leading balance of drivability, service life, and torque handling in a single package.

The double-sprung hub design incorporates spring cover reliefs for added flexibility, while heat-treated internal components provide long-term strength and durability under demanding conditions. A high-clamp pressure plate works in tandem with the carbon-graphite friction material to maximize torque transfer, making this kit equally at home on the street and at the track.

Key Features:

• Carbon-graphite friction material for superior torque capacity and service life
• 6-puck sprung hub disc — also available in 3-puck configuration
• High-clamp pressure plate for maximum clamping force
• Double-sprung hub with spring cover reliefs for flexibility and smooth engagement
• Heat-treated components for enhanced strength and durability
• 8.875 in. disc diameter with 22-spline / 0.938 in. input shaft
• Bearing and tool kit included
• Flywheel not included

Ideal Driving Applications:

• Street performance
• Drag racing
• Road racing
• Autocross
• Pulling
• Rallye
• Drift

The SPEC Stage 3 represents the perfect step up for performance-oriented drivers who need a clutch that can handle serious power while still being manageable in daily driving conditions. All SPEC clutch products are designed, hand-built, and tested in the U.S.A.