Sigma Slipper clutch: Ducati Race. All bikes with air-cooled clutches since 1990 except 1098/1198. With 38 degree ramps.

Sigma Performance slipper clutches are the most widely used aftermarket slipper clutches in racing - allowing finely tunable engine braking characteristics from your engine, for increased stability under braking, and protecting your engine from downshift lockup and over-rev

This listing, is a six ramp, dry type. Hard anodised in grey with a Red pressure plate using a ceramic friction surface; Uses standard clutch plates and springs. Includes Clutch centre and Alloy 12T basket