Description Product Description: South Bend Clutch Dyna Max feramic clutch kits are manufactured with full feramic lining on a marcelled fin. The kits offer modified pressure plates for a higher plate load and smooth clutch engagement. South Bend Clutch Dyna Max feramic clutch kits help you to resolve premature disk failure from high horsepower or heavy hauling and they’re available with or without a flywheel. Technical Details: Brand: South Bend Clutch Manufacturer’s Part Number: 13125-FEK Part Type: Clutch Kits Product Line: South Bend Clutch Dyna Max Feramic Clutch Kits Summit Racing Part Number: SBB-13125-FEK UPC: 840416300123 Clutch Usage: Performance Clutch Disc Quantity: 1 Flywheel Included: Yes Input Spline Quantity: 10 Input Shaft Diameter: 1.250 in. Disc Diameter (in.): 13.000 in. Disc Diameter (mm): 330mm Disc Material: Feramic Disc Style: Full face Hub Style: Sprung Pressure Plate Style: Diaphragm Throwout Bearing Included: Yes Throwout Bearing Style: Standard Alignment Tool Included: Yes Pilot Bushing Included: Yes Pilot Bushing Material: Steel Flywheel Material: Billet steel Counterweight Assist: No Mounting Hardware Included: Yes Quantity: Sold as a kit. Notes: Extremely aggressive. Recommended for use up to 550 hp, 1,100 lbs. of torque.