Spec stage 1 clutches features an integrally molded carbon kevlar-based, high performance organic lining that offers smooth engagement and excellent life. This lining has an integrally bonded steel backing for strength under high clamp loads and temperatures. The hub is double sprung with spring cover relieves for flexibility and heat treated components for strength and durability. Best for street and many track/off-road applications.

Spec stage 1 clutches are for street and occasional track duty, with more performance ability than the stock clutch can provide.