Spec Clutch SMG003 Stage 3 Performance Clutch Kit - 6-Puck Carbon Semi-Metallic

The Spec Clutch SMG003 Stage 3 Clutch Kit delivers a proven balance of aggressive performance and everyday streetability. Built around a carbon semi-metallic 6-puck sprung hub disc, this kit has established itself as a benchmark puck clutch in drivability, service life, and torque capacity. It is engineered for street and race applications that demand high torque handling without sacrificing a manageable, drivable engagement feel.

The disc hub is double-sprung with spring cover reliefs to maximize pedal feel and flexibility, while heat-treated internal components provide the strength and durability needed for demanding use. Also available in a 3-puck configuration for applications requiring a slightly different engagement profile.

Key Features:

• Carbon semi-metallic 6-puck sprung hub disc — industry-leading puck clutch for drivability and torque capacity
• High-clamp pressure plate for increased holding power
• Carbon-graphite friction material for superior heat resistance and long service life
• High-torque sprung hub and disc assembly with double-sprung hub and spring cover reliefs
• Heat-treated components for added strength and durability
• Bearing and tool kit included
• Designed, hand-built, and tested in the U.S.A.

Ideal Driving Disciplines: Street, Drag Racing, Road Racing, Pulling, Rallye, Autocross, and Drift

The Spec Clutch Stage 3 kit is the go-to upgrade for performance enthusiasts who need a clutch capable of handling serious power demands while remaining practical for regular street driving.