These units fit TDI w/ OEM 228mm Sachs style clutch. Add our 20 lbs Steel G60 228mm flywheel. Types of Driving: Street, Drag, Drift, Road Race For heavily modified street and race engines making more torque than the st3 can support. Offers good daily drivability and better manageability than the stage 3, with even better wear characteristics. High clamp pressure plate, full-faced carbon metallic friction, high torque sprung hub and disc assembly, bearing and tool kit.