The South Bend Clutch Stg 4 Extreme Clutch Kit - KMK515F-SS-X is a must-have for any performance enthusiast. This kit provides superior torque capacity and improved driveability. It features a heavy-duty pressure plate, high-performance clutch disc, and a high-performance release bearing. This kit also comes with a pilot bearing, alignment tool, and installation hardware. With its improved performance and ease of installation, this kit is the perfect upgrade for your vehicle.