Spec Clutch SO553 Stage 3 Performance Clutch Kit

The SPEC SO553 Stage 3 Clutch Kit is engineered for heavily modified street machines and dedicated race vehicles that demand high torque capacity without sacrificing daily drivability. Delivering a comfortable pedal feel with quick, predictable engagement, the Stage 3 strikes a balance between aggressive performance and real-world usability—ideal for drivers who push their car hard on weekends but still need it to behave during the week.

Key Features:

• High-clamp pressure plate for increased clamping force and improved torque transfer
• Carbon semi-metallic 4 or 6-puck sprung hub disc — the industry-leading puck clutch for drivability, longevity, and torque capacity (6-puck is standard on most applications; 4-puck available upon request)
• High-torque sprung hub and disc assembly with double-sprung hub and spring cover relieves for flexibility
• Heat-treated components for enhanced strength and long-term durability under both street and race stress
• Includes bearing and installation tool kit for a complete, ready-to-install package
• Made in the USA at SPEC's purpose-built manufacturing facility

Intended Use:

• Street
• Drag Racing
• Drift
• Road Racing
• Rallye
• Pulling
• Autocross

SPEC clutches are manufactured under strict tolerances using advanced friction materials and fabrication processes, ensuring consistent performance in both low and high-stress driving environments. The SO553 Stage 3 kit is the go-to choice for enthusiasts who need a clutch that can handle serious power while remaining streetable.