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\n\n

Depending on the type of engine and oil sump setup

Diameter: 172mm

Set contains 20 pieces of lug nuts and a key

Wisefab Nissan 350Z knuckle has both joints dropped

Clutch Kit - Xtreme Performance Heavy Duty Organic Incl CSC 680Nm KFD28480-1A JR9 These kits offer a significantXtreme Performance sprung organic kit 1A Recommended for: Street use in vehicles with minor engine modifications. Sprung organic clutch kits offer exceptional driveability for vehicles used daily but also have performance modifications. The sprung organic disc offers improved dampening which reduces the shock loading on the transmission. Specifications: Torque capacity 680Nm Clamp load Increased over standard Organic Friction Discs Heavy Duty Pressure