SPEC Stage 1 clutch kits are designed for street, drag race, drifting, road race, rally, pulling, and autocross use. They feature integrally molded carbon-Kevlar® based, high performance organic linings that offer smooth engagement and excellent life. These linings have an integrally bonded steel backing for strength under high clamp loads and temperatures. Hubs are double-sprung with spring cover reliefs for flexibility and heat-treated components for strength and durability. 

Additional features of SPEC Stage 1 clutch kits:

* High-clamp pressure plate
* Steel-backed and multi-compound woven organic material
* High-torque sprung hub and disc assembly
* Best for street and many track and off-road applications
 
**Requires 26 spline input shaft.