This center cap only fits: JR9 (15-18")

Clamping Force 1000kg Torque Rating 1200Nm Bearing Contact Diameter 44-52mm Bearing Load (@ 48mm) 218kg Release Travel Required 6mm Assembly Mass (without flywheel) 7

The Plumb Back is a fully recirculating valve

Stock upper arms will not fit without modifying them

Set comes with custom 30 spline press-in hubs that fits into S-chassis OEM wheel bearing

Clutch Kit - Xtreme Performance Heavy Duty Organic Incl Flywheel 430Nm KFD26501-1A Aksler This center cap only fits:Xtreme 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 430Nm Clamp load Increased over standard Organic Friction Discs Heavy Duty Pressure