The SPEC Stage 2+ clutch kit for 1999–2004 Ford Mustang Cobra and Mach applications is a single-disc Stage 2+ replacement that includes a 26-spline disc hub option. It’s presented as a direct replacement clutch assembly offering the Stage 2+ friction package with a selectable 26-spline hub to match compatible transmission inputs.
Spec 99-04 Mustang Cobra/Mach Stage 2+ Clutch Kit w/ 26 Spline Disc Hub Option