The 3-disc drive hub is the core of the clutch and the component that connects the clutch to the crankshaft's output.

The drive hub holds the EGO-6 Inner Race and is bolted to the EGO-8 Backing Plate and EGO-12 Activator Plate. The drive hub holds and aligns the floater(s) with the friction plate(s), pressure plate, and backing plate.