All knuckles

6mm internal diameter

These kits offer a significant increase in clamping force (30-60% above the factory clutch) over the Heavy Duty equivalents and are designed specifically for vehicles that have had significant aftermarketing tuning and performance upgrades

Racing technology for the street

Clutch Kit - Xtreme Performance Heavy Duty Sprung Ceramic 670Nm 850kg (30% inc.) KMZ24005-1B JR23 All knucklesXtreme Performance sprung ceramic kit 1B Recommended for: Motorsport ApplicationsThese kits are available with sprung ceramic friction discs and are designed for motorsport applications where higher heat and torque capacity is required. These can also be used in some road applications. Specifications: Torque capacity 670Nm Clamp load 850kg 30% Increased over standard Sprung Ceramic Friction Disc Heavy Duty Pressure Plate Kit contains everything you